Originally posted by Annaxx
But when I merge them, I lose the ability to manipulate both sides simultaneously. Basically I wanted to use it for blendshapes on a merged head, so that I could save time by doing only one side of the head.
Well, you can allways wait to merge them untill you are finnished with all the features you want both sides to have
But I am pretty sure you can change both sides after you have merged them as well, in some way