Social commerce is a subset of e-commerce in which the active participation of customers and their personal relationships are at the forefront. The main element is the involvement of a customer in the marketing of products being sold. e.g. recommendations and comments from customers. This happens for example when customers publish weblogs with their shopping lists. The term was first introduced by David Beisel and then picked up on by Steve Rubel, and originally referred primarily to sites such as Yahoo's shoposphere, where the social component is primarily recommendation and review. This model has been extended further by ShopIt and ToldYa.com, widget-based storefronts intended for use by bloggers.
However, the term has been expanded to include a variety of collaborative commerce activities, where the social participation may extend beyond recommendation to collaborative purchasing, such as BountyUp, or fundraising (ChipIn, Crowdfunder, Causes on Facebook). Electronic commerce