Short answer: Wrap the book, cushion corners, use a sturdy box or pouch, seal well and record a short packing video.
Wrap
Wrap the book in plastic or paper to keep it dry.
Cushion
Protect corners with cardboard or bubble wrap.
Record
A short packing video helps protect you in disputes, and the platform fee is 5% on orders with a packing video.
Related: packing guide.
Frequently asked questions
Why record a video?
It shows the condition and packing at handover.
Who pays shipping?
Buyers pay delivery on top of the book price.