"If you build it they will come" . . . or so the saying goes. Unfortunately, this hasn't held true in the world of payments. Two first-movers in the digital wallet space, payments disruptors Google and Square, have learned this the hard way. Three years into the digital wallet wars, at least one thing has become clear: Merchants will pick who wins and who loses. This report will help digital wallet competitors from any sector — technology, financial services, telcos, or merchants — analyze the critical lessons provided by Google Wallet and Square Wallet and understand what their experiences reveal about the upcoming battles in the digital wallet wars and why merchants are positioned to pick the winners.