You've saved for your child's college education through the years, helped your child research schools, and supervised the application process. Now, thankfully, your child is in college. But you probably can't disappear just yet--there are still bills to pay. Maybe you underestimated exactly how much financial aid would cover. Or perhaps you knew all along that you'd have to use some of your own resources or take out more loans. In any case, you'll need to come up with some money soon. So where should you look?