What is the main difference between an internship and an externship?

An internship is a longer, hands-on work placement where you perform real job tasks, while an externship is a short, observational shadowing experience that typically lasts from a few days to a few weeks.

Which is better for gaining practical skills, an internship or an externship?

An internship is better for gaining practical skills because you actively complete projects and daily responsibilities, whereas an externship primarily involves observing a professional without performing core job duties.

Are internships paid while externships are usually unpaid?

Yes, internships are often paid or offer academic credit, while externships are typically unpaid because their short, observational nature provides learning value rather than tangible work output.

Is an externship less risky for someone unsure about a career path?

Yes, an externship is less risky because its short duration and low commitment let you explore a field without disrupting your schedule or risking a poor fit in a long-term role.

Can an externship be a good fit for a student with no prior work experience?

Yes, an externship is a good fit for a student with no prior work experience because it offers a low-pressure introduction to a workplace and requires no specific skills to observe.

What is a common beginner mistake when choosing between an internship and an externship?

A common beginner mistake is assuming an externship will provide hands-on training, when in reality it is primarily observational and will not build the practical skills an internship offers.

Can the terms internship and externship be used interchangeably?

No, the terms cannot be used interchangeably because an internship involves active work responsibilities over months, while an externship is a brief, passive shadowing opportunity with no real job duties.

Which option is more useful for building a professional network?

An internship is more useful for building a professional network because its longer duration allows you to form deeper relationships with colleagues and supervisors, unlike the brief contact of an externship.

Can I switch from an externship to an internship at the same company?

Yes, you can switch from an externship to an internship at the same company because a successful externship often serves as an extended interview that showcases your interest to hiring managers.

When should a student choose an externship over an internship?

A student should choose an externship over an internship when they want a quick, low-commitment way to test a career field before investing months in a full-time work placement.

Difference Between

Difference Between Internship and Externship

Written byNex Virox Team

Editorial Team

Reviewed byVarshal Nirbhavane

Senior SEO & Organic Growth Professional · 5+ years

Published: August 27, 202621 min read

Quick answer

The main difference between Internship and Externship is that an internship involves hands-on, ongoing work over weeks or months, while an externship is a short, observational job-shadowing experience. Internship is a structured, often paid program offering practical tasks and skill development, while Externship is a brief, usually unpaid visit focused on observing daily workplace duties.

Key takeaways

Core distinction: Internships involve hands-on work over weeks or months, while externships are short, observational job-shadowing experiences.
How each works: Interns perform real tasks and projects, whereas externs primarily observe professionals and ask questions without completing assigned work.
Cost and effort: Internships often require significant time commitments and may be paid, while externships typically last days and are usually unpaid.
Best-fit use case: Choose an externship to explore a career field quickly, but pick an internship to build practical skills.
Most common mistake: Students often assume externships offer hands-on training, yet these programs focus on observation rather than active skill development.

Table of Contents18 sections

Difference Between Internship and Externship: Comparison Table

Aspect	Internship	Externship
Definition	A structured work placement where you perform real job tasks for an employer over weeks or months.	A short observational placement where you shadow a professional to learn about their daily work routine.
Purpose	To develop hands-on job skills and gain practical experience that builds your professional resume.	To explore a career field and observe workplace culture without performing substantial job duties.
Core Mechanism	You complete assigned projects, handle responsibilities, and contribute measurable output to the organization.	You follow a mentor, ask questions, and observe tasks while the professional continues their normal work.
Duration	Typically lasts 8 to 12 weeks during summer or extends across a full academic semester.	Usually spans a few days to two weeks, often scheduled during a school break or term.
Time Commitment	Requires 20 to 40 hours per week, often matching a full-time employee schedule.	Demands only 5 to 20 total hours, frequently spread across several half-day shadowing sessions.
Primary Activity	Performing real work like data analysis, coding, marketing tasks, or client-facing support.	Watching professionals, attending meetings, touring facilities, and asking career-related questions.
Hands-On Work	High level of hands-on involvement where you own deliverables and solve actual business problems.	Minimal hands-on involvement; you primarily observe rather than execute tasks or projects.
Skill Development	Builds job-specific technical skills such as software proficiency, project management, and communication.	Develops career awareness and networking skills rather than technical or job-specific competencies.
Supervision Level	Overseen by a manager or supervisor who assigns tasks, reviews work, and provides regular feedback.	Guided by a single mentor or host professional who explains their role and answers your questions.
Compensation	Often paid with hourly wages or a stipend, though some academic internships remain unpaid.	Usually unpaid, with some programs offering academic credit or a small travel allowance.
Credit Offered	Frequently provides academic credit through university partnerships or structured internship programs.	Often grants academic credit for a short experiential learning module or career exploration course.
Career Impact	Directly boosts employability by adding verifiable work experience and measurable achievements to your resume.	Indirectly supports career decisions by clarifying interests, but adds minimal resume weight on its own.
Job Offers	Roughly half of interns receive full-time job offers from their host employer after successful completion.	Rarely leads directly to job offers because the placement is too short to demonstrate job performance.
Networking	Builds deep professional relationships with colleagues, managers, and team members over several weeks.	Creates a narrower network, typically limited to the mentor and a few people met during shadowing.
Mentorship Depth	Receives ongoing mentorship through regular check-ins, performance reviews, and skill-building guidance.	Gains focused but brief mentorship limited to the short observation window and scheduled Q&A sessions.
Learning Structure	Follows a formal structure with defined goals, training sessions, and periodic evaluations.	Uses an informal structure with flexible shadowing schedules and conversational learning moments.
Workload	Carries a substantial workload with deadlines, deliverables, and accountability for results.	Carries a light workload with no deliverables, deadlines, or performance expectations.
Independence	Requires independent task execution where you manage assignments and solve problems without constant direction.	Requires no independent work; you remain dependent on the mentor to guide each observation activity.
Responsibility	Holds real responsibility for project outcomes, data accuracy, and meeting team expectations.	Holds no responsibility for outcomes since you only observe and do not handle critical tasks.
Training Provided	Includes formal onboarding, software training, and role-specific instruction from the employer.	Includes informal orientation and brief explanations of tools, but no structured training program.
Evaluation	Ends with a formal performance review that assesses your work quality and contribution.	May end with a reflection paper or feedback form, but rarely includes formal performance evaluation.
Flexibility	Requires a fixed schedule that aligns with business hours and team availability.	Offers flexible scheduling that can adapt to your classes, exams, or other academic commitments.
Availability	Highly competitive positions with many applicants per opening, especially at large companies.	More accessible opportunities with fewer applicants because they are shorter and unpaid.
Eligibility	Typically requires current enrollment in a degree program or recent graduation within one year.	Often open to students at any level, including high school, undergraduate, or graduate learners.
Location	May be onsite, hybrid, or fully remote depending on the employer and job function.	Almost always onsite because shadowing requires physical presence to observe workplace activities.
Examples	Marketing intern managing social media campaigns, or engineering intern assisting with product testing.	Pre-med student shadowing a surgeon, or law student observing a courtroom trial for a day.
Typical Users	Upper-level students and recent graduates seeking practical experience before entering the job market.	Early-stage students and career changers exploring options before committing to a specific path.
Limitations	Requires significant time commitment and may offer low pay, repetitive tasks, or limited mentorship.	Provides no hands-on skill practice and offers only a superficial view of the actual job demands.
Best-Fit Scenario	Ideal when you need proven experience, marketable skills, and a direct pathway to employment.	Ideal when you are undecided about a career and want a low-cost way to test your interest.
Resume Value	Adds substantial resume weight with specific duties, measurable outcomes, and employer references.	Adds minimal resume weight but demonstrates career exploration and initiative to admissions committees.

What Is Internship?

Internship is a structured, time-bound work placement where a student or recent graduate gains hands-on experience in a real professional environment. It exists to bridge academic theory with workplace practice, letting participants build skills, professional networks, and industry knowledge under supervision.

Definition of Internship

An internship is a formal, short-term employment arrangement, often lasting one to six months, in which an individual performs supervised tasks and projects within an organisation to develop practical competencies, explore a career field, and earn academic credit or a stipend.

Key Characteristics of Internship

Characteristic	What It Means in Practice
Fixed duration	Typically runs for a defined period, often a summer term or a single academic semester.
Supervised work	Participants receive guidance and regular feedback from a designated manager or mentor.
Meaningful tasks	Assignments contribute to real projects rather than only photocopying or fetching coffee.
Skill development	Focuses on building job-specific technical abilities plus communication and teamwork skills.
Academic linkage	Many programs award college credit or satisfy a degree requirement for graduation.
Compensation options	May be paid, unpaid, or stipend-based depending on industry and local labour laws.
Career exploration	Lets participants test a role or industry before committing to a full-time career path.
Networking access	Provides direct contact with professionals, mentors, and potential future employers.
Structured evaluation	Ends with a performance review or assessment that documents progress and achievements.
Potential conversion	Often serves as a pipeline for a permanent job offer after successful completion.

Common Examples of Internship

Google Software Engineering Intern – a paid summer placement where students build and ship real code with production teams.
Goldman Sachs Summer Analyst – a ten-week program giving finance students exposure to investment banking and asset management.
NASA Pathways Intern – a federal placement where engineering and science students work on spaceflight missions and research.
Microsoft Marketing Intern – a hands-on role supporting product launches, market research, and campaign analytics.
Mayo Clinic Clinical Internship – a healthcare placement allowing medical students to observe physicians and assist in patient care settings.
UN Headquarters Internship – an unpaid program in New York where participants support policy research and diplomatic events.
Disney College Program – a paid hospitality internship combining front-line guest experience with leadership seminars.
Bloomberg Data Intern – a technical role involving financial data analysis, quality checks, and terminal tools training.
JPMorgan Chase Operations Intern – a structured program teaching trade processing, risk controls, and client services.
Teach for America Summer Associate – an education internship where college graduates teach summer school and receive coaching.

Advantages and Limitations of Internship

Advantages	Limitations
Builds a professional network with mentors and peers who can later provide references.	Many internships are unpaid, forcing participants to rely on savings or family support.
Transforms classroom theory into practical, job-ready skills that employers actually value.	Short durations often limit exposure to long-term projects or strategic decision-making.
Provides a low-risk way to test whether a specific career path truly fits your personality.	Work assigned is sometimes repetitive, offering little learning beyond basic administrative tasks.
Adds credible, verifiable experience to a resume that helps you stand out to recruiters.	Competition for prestigious placements is intense, with thousands of applicants per single opening.
Often leads directly to a full-time job offer, reducing the stress of post-graduation job hunting.	Relocation costs for a temporary role can exceed the stipend or wages you actually receive.
Offers structured feedback that helps you identify strengths and weaknesses early in your career.	Unpaid internships can reinforce inequality by excluding candidates who cannot afford to work free.
Exposes you to workplace culture, etiquette, and communication norms before you graduate.	Some interns are treated as cheap labour, given high workloads without proper mentorship.
Lets you collect concrete accomplishments and metrics to discuss in future job interviews.	Academic credit is not guaranteed; some universities charge tuition for internship units.
Provides a chance to secure a strong recommendation letter from a senior industry professional.	Internships rarely offer the same benefits, job security, or pay as a permanent position.
Helps you discover which industries to avoid, saving years of misdirected career effort.	Time spent interning may delay graduation or conflict with paid part-time work you need.

What Is Externship?

Externship is a short, observational work placement where a student shadows a professional to learn about a career. It exists to give exposure to a real workplace without requiring the student to perform actual job duties. Externships typically last from a few days to a few weeks.

Definition of Externship

An externship is a temporary, non-paid educational program in which a student observes experienced employees in a professional setting to gain career awareness. The student does not complete assigned tasks but instead follows a mentor to understand daily responsibilities, workplace culture, and industry expectations.

Key Characteristics of Externship

Characteristic	What It Means in Practice
Observation-based learning	The student watches a professional work rather than performing tasks or projects themselves.
Short duration	Most externships last between one day and two weeks, unlike longer-term placements.
No compensation	Externs are unpaid because they do not produce work output for the organisation.
Mentor pairing	Each extern is assigned a single professional to shadow throughout the entire placement.
Career exploration focus	The main goal is helping the student decide if a specific career path fits them.
Minimal responsibility	Externs carry no deliverables, deadlines, or accountability for business outcomes.
Low commitment barrier	Students can easily join because externships require little prior experience or training.
Networking opportunity	Externs meet professionals and build contacts that may help with future job applications.
Academic integration	Many universities offer externships as credit-bearing programs during semester breaks.
Limited skill development	Externs gain awareness rather than hands-on skills, so learning is mostly passive.

Common Examples of Externship

Veterinary externship – veterinary students shadow licensed vets to observe surgeries, consultations, and animal handling.
Medical school externship – medical students follow physicians on hospital rounds to observe patient diagnosis and treatment.
Law firm externship – law students sit with attorneys to watch client meetings, negotiations, and courtroom proceedings.
Engineering externship – engineering students accompany project managers to see site visits and design reviews.
Journalism externship – journalism students shadow reporters to observe interviews, story pitching, and editing workflows.
Architecture externship – architecture students follow licensed architects to observe client presentations and blueprint reviews.
Finance externship – finance students shadow analysts to watch trading sessions, portfolio reviews, and client calls.
Teaching externship – education students observe experienced teachers to learn classroom management and lesson delivery.
Physical therapy externship – therapy students watch clinicians assess patients and design rehabilitation programs.
Pharmacy externship – pharmacy students shadow pharmacists to observe prescription verification and patient counselling.

Advantages and Limitations of Externship

Advantages	Limitations
Provides a safe, low-pressure look at a real career before committing to it.	Offers no hands-on experience, so students never test their actual job skills.
Builds valuable professional contacts that can open doors to future internships.	Unpaid nature means students lose income they could earn elsewhere.
Helps students eliminate unsuitable career paths early without wasting years.	Short duration prevents deep understanding of complex job responsibilities.
Requires no prior experience, making it accessible to first-year students.	Passive observation teaches little about handling real workplace pressure.
Fits easily into academic calendars because it lasts only days or weeks.	Quality depends heavily on the mentor's willingness to explain their work.
Strengthens university applications and resumes with relevant industry exposure.	No formal evaluation means students receive no feedback on their performance.
Reveals workplace culture, dress codes, and communication norms firsthand.	Limited availability because many employers prefer hosting longer-term interns.
Allows students to ask questions in a low-stakes environment.	Does not develop job-ready skills that employers expect from graduates.
Can be arranged through university alumni networks with relative ease.	Externs often feel like bystanders rather than contributing team members.
Helps students build confidence about entering a professional environment.	Provides no employment guarantee or pathway to a paid position afterward.

Similarities Between Internship and Externship

Shared Aspect	How Internship and Externship Are Alike
Career Exploration	Both internship and externship expose students to a real professional field before they commit to a career path.
Primary Purpose	Internship and externship both aim to give participants practical exposure that classroom learning alone cannot provide.
Educational Category	Internship and externship both fall under the category of experiential learning programs offered by colleges and universities.
Host Organization	Internship and externship both require a company, hospital, lab, or agency to host the participant in a workplace setting.
Supervision Model	Internship and externship both place participants under the guidance of an experienced professional mentor or supervisor.
Skill Development	Internship and externship both help participants build communication, teamwork, and industry-specific technical skills.
Resume Value	Internship and externship both provide credible work experience that strengthens a resume and impresses future employers.
Networking Access	Internship and externship both give participants direct access to professionals who can later serve as references.
Application Process	Internship and externship both require submitting an application, a resume, and often an interview to be selected.
Academic Credit	Internship and externship both can earn college credit when the program is approved by the student's academic department.
Program Duration	Internship and externship both are short-term, temporary placements rather than permanent employment arrangements.
Industry Coverage	Internship and externship both exist across medicine, law, engineering, finance, marketing, and technology fields.
Student Eligibility	Internship and externship both are typically open to current students or recent graduates seeking entry-level exposure.
Learning Focus	Internship and externship both prioritize education and observation over immediate productivity for the host organization.
Structured Format	Internship and externship both follow a defined schedule with clear start dates, end dates, and learning objectives.
Professional Conduct	Internship and externship both require participants to follow workplace dress codes, ethics, and confidentiality rules.
Performance Feedback	Internship and externship both include formal or informal evaluations that tell participants how they performed.
Career Confirmation	Internship and externship both help participants confirm whether a specific role or industry is the right fit.
Entry Barrier	Internship and externship both require little or no prior work experience, making them ideal first professional steps.
Mentor Relationship	Internship and externship both create a professional bond that often continues after the program officially ends.
Portfolio Output	Internship and externship both produce tangible outcomes like reports, projects, or case studies for a participant's portfolio.
Time Commitment	Internship and externship both demand a fixed weekly time commitment that participants must schedule around classes.
Workplace Immersion	Internship and externship both place participants inside a real operational environment with actual employees.
Selection Criteria	Internship and externship both use academic performance, relevant coursework, and interview skills for selection.
Low Financial Cost	Internship and externship both carry minimal direct costs, with most expenses limited to travel or housing.
Professional References	Internship and externship both generate letters of recommendation from supervisors who observed participant work.
Competitive Market	Internship and externship both face high demand, so strong applications are required for limited available spots.
Career Acceleration	Internship and externship both give participants a head start over peers who lack any workplace experience.
Industry Insight	Internship and externship both reveal daily workflows, tools, and challenges that outsiders rarely see.
Post-Program Value	Internship and externship both leave lasting benefits through skills, contacts, and a stronger professional reputation.

Internship or Externship: Which Should You Choose?

The deciding variable is time commitment versus exposure. Choose Internship when you need deep, hands-on skill building over weeks or months. Choose Externship when you need quick career clarity through observation. Your available schedule and your primary goal determine the right fit.

When to Use Internship

Choose Internship when you have 8-12 weeks available for paid or credit-bearing work. Choose Internship when you need hands-on project experience for your resume, or when you require mentorship and skill development in a specific role. Internships suit students seeking long-term employment offers.

When to Use Externship

Choose Externship when you have only 1-2 weeks to explore a career field. Choose Externship when you need quick networking contacts or shadowing experience without formal responsibilities. Externships suit undecided students testing multiple industries, or those with limited summer availability between semesters.

Common Misconceptions About Internship and Externship

Common Myth	The Reality
An internship and an externship are basically the same thing with different names.	An internship involves hands-on project work over weeks or months, while an externship is a short observation period, usually lasting a few days to two weeks.
An externship always pays more money than an internship does.	Most externships are unpaid because they focus on shadowing, whereas many internships offer hourly wages, stipends, or academic credit for completed project work.
You need a completed degree before you can start any internship position.	Internships are typically designed for current students and recent graduates, while externships are open to students exploring a field before committing to a major or career path.
An externship guarantees you a full-time job offer at the end of the program.	An externship rarely leads directly to a job offer, whereas a strong internship performance frequently converts into a return offer or a full-time position with the same employer.
Interns only observe employees and never get to do any real work.	Interns complete assigned tasks, contribute to team projects, and own deliverables, while externs primarily observe daily operations without performing substantive job duties.
Externships are longer than internships because they cover more ground.	Externships are shorter, typically lasting one day to two weeks, while internships run for a full semester, a summer, or an entire academic year.
All internships are unpaid, so you should never accept one.	Many internships are paid, especially in tech, finance, and engineering, while unpaid internships usually offer college credit or a guaranteed pathway to a paid role.
An externship gives you the same level of responsibility as an internship does.	An externship offers observation and shadowing with minimal responsibility, while an internship assigns real tasks, deadlines, and measurable outcomes that affect the team.
You cannot list an externship on your resume because it is not real experience.	You can list an externship as career exploration or job shadowing, but an internship carries more weight because it demonstrates completed projects and developed workplace skills.
Internships only exist for college students, never for high schoolers.	High school students can secure internships in many fields, while externships are equally common for high schoolers exploring careers before choosing a college major.
An externship is just a shorter version of an internship with identical learning goals.	An externship focuses on exposure and networking, while an internship focuses on skill development, task execution, and producing work products for the employer.
You get academic credit for every externship you complete successfully.	Credit depends entirely on your institution's policy; many externships offer no credit, while internships often qualify for credit when tied to a structured academic program.
Interns are always supervised by a single mentor for their entire program.	Interns often work with multiple team members and managers, while externs typically shadow one specific professional to observe that individual's daily routine.
Externships are only available in medical or legal fields, not other industries.	Externships exist in marketing, engineering, finance, journalism, and technology, while internships are equally widespread but involve deeper project involvement in those same sectors.
Doing an internship means you will definitely get hired by that company later.	An internship improves your chances but guarantees nothing, while an externship offers no hiring promise and serves purely as an informational experience for the participant.
An externship requires you to relocate or move to a new city.	Most externships are local or virtual because they last only days, while internships often require relocation or a long-term commute due to their extended duration.
Internships are only useful for people who want corporate office jobs.	Internships exist in nonprofits, government agencies, startups, labs, and studios, while externships also span these sectors but provide a briefer look at each workplace.
You should complete an externship before you are allowed to apply for an internship.	No formal sequence exists; many students do an internship first, while an externship is simply an optional exploratory step that some people take before committing to a longer program.
An internship and an externship both require you to sign a long-term employment contract.	An internship involves an offer letter or agreement for a set term, while an externship usually requires only a simple sign-up form and a liability waiver before you start shadowing.
Externs get paid a salary just like regular employees do.	Externs rarely receive a salary because they perform no billable work, while interns often receive compensation for the tangible tasks and projects they complete.
Interns never get to network with executives or senior leadership.	Interns frequently attend meetings and presentations with senior staff, while externs get direct one-on-one time with the single professional they are shadowing.
An externship is a waste of time because you learn nothing from watching.	An externship teaches workplace culture, daily routines, and career realities, while an internship teaches hands-on skills; both provide valuable but different types of learning.
Internships only happen during the summer months and never during the school year.	Internships run during fall, spring, and summer semesters, while externships are often scheduled during school breaks because they only require a few consecutive days.
You need prior work experience to qualify for any internship program.	Most internships require no prior experience and train you on the job, while externships require even less and only ask that you have an interest in the field.
An externship gives you a certificate that is more valuable than an internship certificate.	An internship certificate reflects completed projects and developed skills, while an externship certificate only confirms participation and attendance in a short observation program.
Interns and externs perform identical daily tasks in the workplace.	Interns handle assignments, research, and deliverables, while externs watch meetings, ask questions, and take notes without being responsible for any final work product.
An externship is the same as volunteering, so it has no career value at all.	An externship offers structured career exposure and professional networking, while volunteering provides community service; an externship is specifically tied to exploring a particular occupation.
You can only do one internship in your entire life.	Students often complete multiple internships across different companies and semesters, while externships can also be repeated in different departments or industries to compare career options.
An internship always lasts longer than a year, so it interferes with your studies.	Most internships last 8 to 12 weeks or one semester, while externships last only days; both can be scheduled around academic calendars without derailing your coursework.
Externships are only for undecided students, not for people with clear career goals.	Externships also help focused students confirm a choice or meet a specific mentor, while internships help those same students build the concrete experience employers demand.

Conclusion

Difference Between Internship and Externship comes down to hands-on work versus observation. Internships build skills through real tasks and projects. Externships offer short-term shadowing for career insight. Choose an internship to gain experience and credentials. Choose an externship to explore a field quickly before committing.

FAQs on Difference Between Internship and Externship

What is the main difference between an internship and an externship?: An internship is a longer, hands-on work placement where you perform real job tasks, while an externship is a short, observational shadowing experience that typically lasts from a few days to a few weeks.
Which is better for gaining practical skills, an internship or an externship?: An internship is better for gaining practical skills because you actively complete projects and daily responsibilities, whereas an externship primarily involves observing a professional without performing core job duties.
Are internships paid while externships are usually unpaid?: Yes, internships are often paid or offer academic credit, while externships are typically unpaid because their short, observational nature provides learning value rather than tangible work output.
Is an externship less risky for someone unsure about a career path?: Yes, an externship is less risky because its short duration and low commitment let you explore a field without disrupting your schedule or risking a poor fit in a long-term role.
Can an externship be a good fit for a student with no prior work experience?: Yes, an externship is a good fit for a student with no prior work experience because it offers a low-pressure introduction to a workplace and requires no specific skills to observe.
What is a common beginner mistake when choosing between an internship and an externship?: A common beginner mistake is assuming an externship will provide hands-on training, when in reality it is primarily observational and will not build the practical skills an internship offers.
Can the terms internship and externship be used interchangeably?: No, the terms cannot be used interchangeably because an internship involves active work responsibilities over months, while an externship is a brief, passive shadowing opportunity with no real job duties.
Which option is more useful for building a professional network?: An internship is more useful for building a professional network because its longer duration allows you to form deeper relationships with colleagues and supervisors, unlike the brief contact of an externship.
Can I switch from an externship to an internship at the same company?: Yes, you can switch from an externship to an internship at the same company because a successful externship often serves as an extended interview that showcases your interest to hiring managers.
When should a student choose an externship over an internship?: A student should choose an externship over an internship when they want a quick, low-commitment way to test a career field before investing months in a full-time work placement.