In 1993, Trump signed a mortgage for a Florida home, pledging it would be his principal residence. Seven weeks later, he attested a neighboring property would also be his principal residence.
In reality, he does not seem to have lived in either home.

Trump’s Own Mortgages Match His Description of Mortgage Fraud, Records Reveal
The Trump administration has argued that Fed board member Lisa Cook may have committed mortgage fraud by declaring more than one primary residence on her loans. We found Trump once did the very thing ...