If we do not receive the full amount of any monthly payment by its due date, we may charge a Late Fee of $ 39. (discover.com)
The federal government offers repayment plans that limit the size of monthly payments based on your income. (gocleancredit.com)
If the interest rates drop, more of the payment goes towards reducing the principal; if the rates go up, a larger portion of the monthly payment goes towards covering the interest. (syndicatemortgages.com)