Jason Falls over at Social Media Explorer has noted a good (or blatant) use of social media for PR. Worth a look to check out their modus operandi.

By Carruthers via Aide-mémoire

http://w.sharethis.com/widget/?tabs=web%2Cemail&charset=utf-8&services=facebook%2Cdigg%2Cstumbleupon%2Cdelicious%2Creddit%2Cblinklist%2Cnewsvine%2Cfurl%2Ctailrank%2Cmagnolia&style=rotate&publisher=91b467b0-fcb3-4e42-95e0-1f04ad0c9be9