Build something that matters.

ChatGPT is a general AI assistant from OpenAI. Entrepreneurs get the most from it as a thinking partner: generating options, attacking assumptions, drafting interview questions and documents, and making sense of information you give it. Treat what it says as a draft to check, not a finding.

Claude is a general AI assistant from Anthropic. For entrepreneurs, it's most useful on work that involves a lot of material: reading long documents, synthesizing research, drafting, and planning. What you get back depends on how you structure the task, and you still need to check facts, quotes, and anything high-stakes.

Use this guide to prepare for, run, and record a 20- to 30-minute customer discovery interview. It includes a prep checklist, an opening script, questions grouped by what you need to learn, questions to avoid, and a note-taking structure that keeps facts separate from your interpretation.

A business model is how your business creates value for customers and gets paid for it. Choose one by matching how your customers already prefer to buy, how often they have the problem, what each sale costs you to deliver, and how much cash you need before money comes in. Then test it with real customers before you commit.

In the US, most new businesses choose between a sole proprietorship, an LLC, and a corporation. The choice affects your personal liability for business debts, how you're taxed, how much paperwork you take on, and how easily you can raise money. The right answer depends on your risks, co-owners, and funding plans, so confirm it with an attorney or accountant before you file.