I think the title says it all
It doesn’t.
Are you asking how to do this, if you can do this, if someone else can do this? Please be much more specific.
Ok sry, it´s a question, so how do i do it?
Ah… now I understand.
I’ll need to doublecheck, but I think that Vbulletin’s polling system is pretty basic and only allows one vote per person.