Why i am barred from using yahoo chess game sever?

Question

Why i am barred from using yahoo chess game sever?

Answer 1

I am not sure.

but  one time from another chess site because a friend made move on my computer. i could no longer start any new games.  Because some people create two accounts as  way of getting up the rating.  

Plenty of other chess site to go to

I play at

http://www.itsyourturn.com