The shapes that work:
- Productised services with delivery automated or near-automated.
- Digital products (templates, courses, ebooks) sold via content.
- Micro-SaaS with low support burden.
- Audience businesses (newsletter, podcast, YouTube) monetised via sponsorship or premium content.
- Affiliate / commerce sites with strong SEO.
The shapes that don't:
- Anything where the founder is in every customer conversation.
- Service businesses with custom delivery.
- Anything with significant ongoing customer support.