$100 cash back or more when Upgrading to HTC One (Expires 03/12/13)

Received this email from HTC.

Trade in any phone and receive $100 cash value trade-in or the trade-in value of your old phone with proof of purchase of an HTC One. Whichever is higher.

Offer requires you sign up at the following link in order to participate in the program:

http://www.htc.com/us/smartphones...img_HTCOne

According to the terms:
In order to receive trade-in value, your phone must not have water damage, screen damage and must be in working condition. Other terms and conditions can be found on the page. [htctradeup.com]

Must sign up to take part in the offer by March 12th, 2013
Must purchase and activate the New HTC One by March 31st, 2013.
Items must be post-marked before April 30th, 2013
Offer valid ONLY on the New HTC One.

Enjoy! I'd love to know if anyone does this!