Jason Fried and David Heinemeier Hansson challenge familiar assumptions about business plans, investors and endless meetings. Their direct style challenges adding complexity before a small company needs it.

It outranks #6 for accessibility and usefulness at launch, but #4 offers a more systematic way to decide what deserves attention. The authors’ provocative arguments are not universal rules: a regulated or capital-heavy venture may have different needs. Read it to question unnecessary work, then keep the preparation your situation requires.

Source: Penguin Random House · Photo: Cory Doctorow · CC BY-SA 2.0. Resized/recompressed; source license retained.