Mashable: Build A Brand Through Social Networks

It does serve to get a name out quickly. Zero to sixty on the net on record time. Mashable's Kristen Nicole explains how social networks can help build a brand. The "secret" is out now, it's a tactic we use.
Kristen offers some great sites to consider including a couple I've not considered.
I would offer a couple she did not mention.
DiscoverOurTown
American Towns
More social networking and review sites to consider here. (on the sidebar)