here is an almost overwhelming number of options on the social web for businesses to create and participate in communities. You hear a lot about Facebook Fan Pages, Twitter () communities, and even LinkedIn Groups; but businesses have another option when looking to build a community online that’s often overlooked despite having nearly 40 million users: Ning. Ning allows businesses to create their own off-site social network for their brand’s community, and participate in existing conversations with the communities they are looking to engage. Here are 6 ways businesses can put Ning to work.