You can list your Book for free for a month, then relist if you want to. Their are other fees to get better promo and results, To put money in your wallet, go to "my account - My details" this saves you going to paypal for every $2 you spend. Re-listing is important as it saves your reviews on the site. All amazon review are , of course, there forever. We can also "resurrect" listings if you've missed your renew date.
Fees and Services:
Premuim listing: $10 for 30 days
Wallet and Credit Packs:
The best way to think of a credit pack is a membership fee, our pack of 50 credits will last you around a year of posts.