Facebook has maximized the potential for “birds of a feather” interaction with the inclusion of Facebook Groups in its services. A Facebook Group can be set up by any Facebook subscriber around any topic of interest. The group creator determines who is allowed to join the group and then manages group interactions. Because groups are associated with a particular niche, the members are a laser-targeted list of excellent prospects for purchasing niche-related products. Tell a golf group, for example, about your new ball, club, training video, etc., and you are likely to get a good response... [...]