Title says it all. I got a spare retail key for this software from my office. Operating system is Windows. Can install on upto two PCs. You can register and link it to your Adobe ID as well. Completely legit and for commercial use. Never expires, as this is a perpetual license. We got it in ESD format only. So I will provide you the download link as well as the serial number. This is the one on sale - http://shop.adobe.com/store/adbehme/en_IE/pd/ThemeID.29250800/productID.249257100 Looking to sell it off for around $300. You could easily sell it off in market for even half the retail price of $2k. Escrow accepted. Taking payment via Bitcoin, Skrill, Paypal. PM me if you have any queries