The sites like Amazon are exactly what eBay wanys to become, Check out the Feb 10, 2011 Fox Business article, where CEO Donahoe stated that eBay was still re-tooling from an online auction site, to a commerce site similar to that of Amazon. This change, is why so many eBay sellers are so un-happy.
Even if you are happy with eBay there are good reasons to seek out an eBay alternative. Ealtbay is an eBay alternative dedicated to the niche market, of allowing the sale of perfectly legal items, that are banned on eBay. Ealtbay allows the listing of all items for free, has very low final value fees, lets you accept payment in any legal form, and truthful feedback is allowed for both the buyer and seller. Give it a try