Facebook’s billion users are a huge audience; it’s hard to image a bigger one. One way marketers can take advantage of this opportunity is using Facebook as a source of new leads for your mailing list. Marcus Lim’s FBLeadSnatcher lets people opt in to your list without having to enter any information in an opt-in form. They just click a button. Making it easy leads to more opt ins. Facebook has a lot of information about its members. And members often make that information public. This information, freely made available by members can be mined using the Facebook API, and with... [...]