<a href="https://retireo.org/san-diego/the-villa-on-bankers-hill/" title="The Villa on Bankers Hill — retirement communities in San Diego"><img src="https://retireo.org/san-diego/the-villa-on-bankers-hill/badge.svg" alt="The Villa on Bankers Hill — retirement communities in San Diego" 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.