It's now been over a year and a half since social networking juggernaut Facebook (NASDAQ: FB) rolled out Marketplace, its second shot at local commerce that competes with Craigslist as a classifieds service. Much like Craigslist, Marketplace is merely a listing service and does not directly facilitate the transaction or process payments, which both limits its liability because Facebook plays a limited role and reduces its monetization potential since the company is not entitled to a cut of transactions.Instead, Facebook is turning to a familiar monetization model: ads.Image source: Facebook.Continue reading