Recently in a quest to attract more users to buy a Windows Phone 8 devices Microsoft is offering special discounts up to $250 by swapping your old iPhone 4, 4s or Galaxy S2 with Lumia 1020 or Lumia 1520 at the Microsoft stores. The offers is valid till 2nd March or till the stock lasts.
It is a smart move by Microsoft to grab some more customers to its wp 8 devices and gain more smartphone market shares.
So If you have old iphones or galaxy devices lying around your tables get dust or you want to try something new like lumias,then you can either get a fairly decent Lumia device in exchange, or some in-store microsoft credit from this offer.
But their is catch for this deal ,that you need to find a microsoft store in us or canada as this offer is only valid thier.
But if you are in india you can buy it from flipkart.com at cheap prices and good service from below links
Nokia Lumia 1020
Nokia Lumia 1520
Nokia lumia 1020 is a great device for its in depth review go to link below:
Terms and conditions for exchange :
To be eligible for trade-in, product must power on and be in fully functional, working condition without broken/missing components, cracked display/housing or liquid damage, cannot be password protected, and include original chargers/accessories. To receive maximum trade in value, you must purchase an eligible Nokia Lumia 1020 or Nokia Lumia 1520 with a qualifying new or renewal mobile contract or upgrade (2 years) at the same time.
Any appraised value will be determined at trade-in and provided as store credit, subject to Microsoft’s discretion and approval. All trade-ins are final. Not valid on prior orders or purchases; cannot be transferred or otherwise redeemed for cash or gift cards. Not combinable with other offers. Discount does not include taxes, shipping or other fees. Void where prohibited or restricted by law. As has been pointed out a few times with these deals, however, you’ll need to find a store (US and Canada only) that is close to you, and make sure the deal is available.