scamming?

Hello, my name is kadir tekin..


I have been banned for "scamming" but i've never scammed anyone
the guy who i sold my account to still got it, never touched the account even if i want it back i don't know how to..

I'm playing steam games only now so i came here to buy games /cs:go skins from players but it told me im banned help please???

 

First of telling me who you are would help.