I forgot to mention, shopping bots are also very excellent when it comes to selling products through larger mediums. Another cool idea would be to write product reviews as well as get links to your site(s) from these shopping bots for when it comes to link development.
Froogle is fantastic place to find resale rights products! You can get many cheap products from froogle, like ebay. You may find the same product selling with different prices in froogle. You can also get many cheap product package deals in the paid advertisements shown from google adwords on the froogle pages.
Wow guys, thanks, that's the first actual useful information there's been on this thread for months! Now I am just waiting for someone to write "Nice posts, guys", or "Yes, but, what IS Froogle?"!