<a href="https://retireo.org/nashville/the-crestmoor-at-green-hills/" title="The Crestmoor at Green Hills — retirement communities in Nashville"><img src="https://retireo.org/nashville/the-crestmoor-at-green-hills/badge.svg" alt="The Crestmoor at Green Hills — retirement communities in Nashville" width="300" height="84"></a>

Paste it into your website — most site builders (Wix, Squarespace, WordPress) have an "embed code" or "custom HTML" block. The footer is a good spot.