Microsoft has started up a Twitter competition which will be running today, between 12:01 a.m PT and 11:59 p.m. PT. The prizes are 20 Windows Phones to be given away to 20 lucky winners (1 per person). So how does one enter? It's easy:

  1. Sign into Twitter (register an account if you haven't got one).
  2. Tweet a message to @windowsphone that includes, RT this for a chance to win a Windows Phone. "There's a #bigwindowsphone in Herald Square in NYC. Check it out. #WPNYC".

Please note that this competition is only available for those who reside in the U.S. Good luck!

Source: Windows Phone Blog