Short answer: Use daylight, show the front, back, spine and a few inside pages, and photograph any flaws clearly.
Light and background
Use daylight and a plain background.
Cover the angles
Show the front, back and spine, plus sample inside pages.
Show flaws
Photograph marks or damage clearly. It builds trust and reduces questions.
Start at sell books.
Frequently asked questions
How many photos should I add?
A few clear photos covering the cover, spine and inside pages are enough.
Where do I list books?
On the Sell Books page on Bookaao.