1. Buying/Selling in Lots - Another easy way to make money online, is to buy in lots and sell the items individually. This works good with certain cell phones and game systems and other electronics.
2. Selling Online - If you know how to pick good items, this is one of the best ways to make money on Ebay or Amazon. However, many don't know how to pick good items.
3. Informational Products - Create or buy your own informational products to sell on Ebay. You have to put it in CD form, however, you can also give them online access.
4. Buying/Selling Overstock/Closeout/Clearance Items - This one is great if you can find a partner. You simply buy overstock/clearance/etc from major companies like Genco. Usually you bid for such items on their marketplace or buy at fixed price.. Often the pricing is anywhere from 10% to 40% of the original wholesale price.
5. Storage Auction / Estate Sales - If you have an eye for collector items, antiques or are good at picking good lots, this might be the one for you.
6. Selling Services - Whether it is fixing Game Boys, to Unlocking Cell phones, this can be a good continuous business for you.
8. Fix Up / Part Out Cars/Lawnmowers/Etc - I have sold a few cars via Ebay and other methods where we would buy them, fix them and turn around and sell for profit.
9. Buying and Selling Domains on Ebay - This can be a good method to making money on Ebay, if you have a knack for picking domain names.
10. Drive traffic to Ebay through their Affiliate Network. I do this and it can be lucrative, if you have good traffic already on your website.