The HTC HD2 has been sold out from T-Mobile stores but still available at Wirefly, You can however get a free HTC HD2 by Tweeting and following.
First you have to follow T-Mobile on Twitter @TMobile-USA. Then you have to Tweet the following message or re-Tweet if you receive the via Twitter.
I have a chance to win an HTC HD2! Just follow @TMobile_USA and retweet.
Official rules at http://ow.ly/1sH9A
#TMOHD2
No purchase necessary and the promotion runs March 30, 2010 until
11:59AM PT on April 13, 2010.
Nominate (http://www.wirelessandmobilenews.com/) for Best
Cell Phone News Blog.
ELIGIBILITY: T-Mobile HTC HD2 Ultimate Entertainment
Sweepstakes ("Promotion") is open to legal residents of the 50 United
States, Puerto Rico, and the District of Columbia, who are 18 years of
age or older. Void where prohibited. Employees of T-Mobile USA, Inc.
("Sponsor"), Waggener Edstrom, Twitter, and their respective parents,
affiliates, subsidiaries, and advertising and promotion agencies, and
the immediate family (spouse, parent, child, sibling and their
respective spouses, regardless of where they reside) and household
members of each, whether or not related, are not eligible to enter or
win. Promotion is subject to all applicable federal, state and local
laws and regulations.