Each lender will vary on what you can and cannot use loans for. A personal loan is desirable because in most cases it can be used for most things. If it is legal, you can use your personal loan on most things, except for houses, cars, and college tuition and fees. To use a loan on a house, car, or your college tuition, you will have to apply for loans specifically for these things. Though there are some exceptions for buying a car, personal loans generally aren’t used on these purchases