by Mimma » Thu Mar 12, 2015 6:43 am
There is no limit, however, you are not allowed to multibox in any circumstances with a few exceptions, such as enchanting your alt in Stormwind or trading your banker.
So if the other accounts are used by your wife or room mates, you can freely play at the same time. To avoid any risk of being accused for multiboxing, you should'nt /follow each other.