This has been confirmed, for new customers only now so far. You can read the following link where I first saw this but -
Call T-Mobile Business Direct (866-464-8662, press 3)
Promotion code mention promo code "windows mobile" .
Original deal posted from
http://www.wmdeals.com
Source of confirmations -
http://forums.slickdeals.net/showthr...readid=1587388
My coworker just cashed in on this too so I know for a fact it works.