Thinking about creating an iTunes allowance for your kids this holiday season? If they've got an iPhone, iPod touch, or iPad you may not want to give them unfettered access to your own iTunes account (Justin who--!?! Smurfberry what--?!?!) but do want to let them learn a little about personal finances and opportunity cost. iTunes allowances can be a great middle ground and we'll show you how to set one up, after the break!