Business Ideas
Business ideas grouped by skills, budget and situation. Each idea says who it suits, how to test it cheaply, and what to watch out for.
12 AI Business Ideas
Twelve AI business ideas for specific customers, with who each suits, how to test it in a week before writing any code and the main risk to watch.
12 B2B SaaS Business Ideas
Twelve B2B SaaS ideas for specific industries, with who each suits, how to test it in a week before writing code and the main risk to look out for.
12 Business Ideas for Career Changers
Twelve business ideas for people leaving one career for another, built on what you already know, each with a one-week test and a risk to watch.
12 Business Ideas for College Students
Twelve business ideas for college students, from move-out storage to club merchandise, each with a one-week campus test and one thing to watch.
12 Business Ideas for Couples
Twelve business ideas for couples that need two people with different strengths, each with a one-week test and one thing to watch out for.
12 Business Ideas for Engineers
Twelve concrete business ideas for engineers across consulting, software, small-batch hardware and teaching, each with a one-week test and a caution.
12 Business Ideas for Introverts
Twelve concrete business ideas for introverts that rely on written work, focus and repeat clients, each with a one-week test and a risk to watch.
12 Business Ideas for Marketers
Twelve specific business ideas for marketers, from fixed-fee audits to niche newsletters, with a one-week test and a warning for each one.
12 Business Ideas for Nurses
Twelve concrete business ideas for nurses, from CPR classes to legal nurse consulting, each with a one-week test and one thing to watch out for.
12 Business Ideas for Stay-at-Home Parents
Twelve business ideas for stay-at-home parents that fit around naps and school runs, each with a one-week test and one thing to watch out for.
12 Consulting Business Ideas
Twelve specific consulting niches, each with the buyer, the experience it needs, a way to test demand in a week and the main risk to manage.
12 Education Business Ideas
Twelve concrete education business ideas, from exam tutoring to staff training for small firms, with a one-week test and a risk to watch for each one.
12 Fitness Business Ideas
Twelve specific fitness business ideas, in person and online, with who each suits, a one-week test that costs almost nothing and one risk to plan for.
12 Food Business Ideas
Twelve concrete food business ideas, from freezer meals for new parents to menu costing for restaurants, each with a one-week test and a risk to watch.
12 Low-Cost Business Ideas
Twelve business ideas you can start with tools you already own, each with who it suits, a one-week test and the main thing to watch out for.
12 One-Person Business Ideas
Twelve businesses one person can run without staff, from fixed-scope services to small software, with a one-week test and a warning for each.
12 Online Business Ideas
Twelve specific online business ideas across services, digital products, software and stores, each with a one-week test and a risk to watch.
12 Pet Business Ideas
Twelve specific pet business ideas, from midday dog walks to software for groomers, with who each one suits and how to test it before you spend money.
12 Side Hustle Business Ideas
Twelve side hustle business ideas that fit evenings and weekends, each with a one-week test, the skills you need and one thing to watch out for.
12 Sustainable Business Ideas
Twelve concrete sustainable business ideas in repair, reuse, refill and green services, with a one-week test for each and the main risk to watch.
13 Business Ideas for Accountants
Thirteen specific business ideas for accountants and bookkeepers, from niche monthly services to templates, with a one-week test for each one.
13 Business Ideas for Retirees
Thirteen concrete business ideas for retirees, grouped by type, with who each one suits, a one-week test and the main thing to watch out for.
13 Business Ideas for Software Developers
Thirteen business ideas for software developers, from small software products to fixed-scope services, each with a one-week test that needs no code.
13 Business Ideas for Teachers
Thirteen specific business ideas for teachers, from small-group exam prep to curriculum design, with a one-week test and a caution for each one.
13 Digital Product Business Ideas
Thirteen digital products you can make once and sell many times, with who each one suits, how to pre-sell it in a week and what to watch out for.
13 Home-Based Business Ideas
Thirteen businesses you can run from a spare room, kitchen or garage, with who each suits, a one-week test and the main thing to check before you start.
13 Local Service Business Ideas
Thirteen in-person service businesses for homes, vehicles, families and small offices, with a one-week local test and a warning for each one.
13 Service Business Ideas
Thirteen service business ideas for homes, vehicles, people and businesses, with who each suits, a one-week test and one thing to watch out for.
13 Small Town Business Ideas
Thirteen business ideas that fit a small town, with who each one suits, how to test it in a week without building anything and what to watch out for.
14 Business Ideas for Designers
Fourteen business ideas for graphic, brand and product designers, from fixed-price services to templates, each with a one-week test and one risk.