For non Amazon books, check out bookshop.org if it's in your country yet, they're created to provide an alternative to Amazon for brick & mortar independent ret

For non Amazon books, check out bookshop.org if it's in your country yet, they're created to provide an alternative to Amazon for brick & mortar independent retailers. They basically manage inventory & shipping for them and you can direct part of your sale to a specific shop or let be shared among all members.