38% of Mortgage Holders Don’t Know their Interest Rate: Bankrate

Yahoo! Finance, Aug. 26, 2021–Ihsaan Fanusie
Homeowners may be missing out on the chance to save up to thousands of dollars a year through refinancing, a new Bankrate survey found.
https://finance.yahoo.com/news/now-a-great-time-for-many-to-refinance-mortgages-bankrate-143020445.html