Having a variety of loans could help strengthen your credit score — or harm it, depending on your spending and payment history. But a credit card, car loan and mortgage work differently, making it hard to know how to improve your number. 

Having a variety of loans could help strengthen your credit score — or harm it, depending on your spending and payment history. But a credit card, car loan and mortgage work differently, making it hard to know how to improve your number.  CMT News