Social media is impacting how we do business online in new and exciting ways. Customers are sharing more and more data about what they're doing online and the things they like. Getting people to share your products on social networks is a great way to bring in traffic and find new customers. But ecommerce sites are stuck in a hard place because the number one goal of an ecommerce site isn't sharing, it's selling . Take the "King" of ecommerce sites, Amazon.com,