Wow! Huge vouch for this seller! He sent me a key for basically 7 months of office 365 and it worked perfectly! That's some huge savings especially considering how expensive office 365 can end up being. Here are some pictures of how the process goes and proof that it worked:
http://m.imgur.com/qy1H5ju,cfReAp9,TxuLz8DGood luck with sales OP!