It happens more often than you might think, and they'll often be willing to give you the lower rate if you ask. (tripsavvy.com)
Your mortgage lender might offer you a lower rate if you agree to pay points at closing. (homebuyinginstitute.com)
For example, some companies that sell renters insurance are going to check your credit score before offering you a low price on your plan. (rentersinsurance.net)