If you scan around other stores, you can get an idea of how much business they do. You can also take a look at their products and see what they offer. This should give you an idea of what might be a good niche for you. Real wholesale dropshippers will provide you with product information and images, in most cases, which means it only takes a few seconds to get your site up and running and in competition with the other online auction sites. Wholesale Dropshippers will give you shipping costs and options, and you can reproduce these on your online auction site for your customers.