Valid 11/15/2013 until 1/15/2014, or while supplies last. Available in select Microsoft retail and online stores in US (including Puerto Rico) . Purchase of a Nokia Lumia 928, 925, 1020, 1520 or2520 required to qualify for the offer. Credit only works in Windows Phone Store. Credit must be downloaded on device and redeemed on your Windows Phone Wallet application by 2/15/2014, and will expire on 8/15/2014. Not valid on prior orders or purchases; cannot be transferred or otherwise redeemed for cash or gift cards. Not combinable with other offers. Limit 5 per customer. Taxes may apply. Void where prohibited or restricted by law.