selling windows keys

I am selling microsoft windows & visual studio keys. pricing: windows server 2012 r2 5$ or 7m 07 gp windows 7 enterprise 64bit 5$ or 7m 07 gp windows 10 enterprise 64bit 5$ or 7m 07 gp visual studio: 10$ or 14m 07 gp Team Foundation Server 2015 Update 3: 10$ or 14m 07 gp i will offer 100%...