Unless you get someone else's card and forge their signature on the back side, which is a permission form indicating that you can vote on their behalf; I don't

Unless you get someone else's card and forge their signature on the back side, which is a permission form indicating that you can vote on their behalf; I don't believe there's enough checks and balances in place for this voting-on-behalf-of system, but then again I don't know what checks and balances there are.