According to Cifas research, one in six UK adults have exaggerated their earnings to get a mortgage, or know someone that has.

The fraud prevention service found that some people are prepared to dishonestly inflate their earnings by as much as £10,000, and even forge payslips, in order to buy or remortgage a home.

https://www.yourmoney.com/mortgages/one-in-six-will-commit-mortgage-fraud-to-get-a-deal/