Originally Posted by Baraka_Guru

Smaller books are a tougher sell. As superficial as it sounds, readers generally want heavier books for their dollar.

And the category itself lends to longer books. A lot tends to have happened in lives worth reading about. If you can't fill more than 200 pages, people might not think there's enough there of interest.

Don't scrimp on the details. Remember, your potential reader will have no idea what in hell you're talking about. You, on the other hand, have been through it before.