<a href="https://retireo.org/boston/maplewood-at-weston/" title="Maplewood at Weston — retirement communities in Boston"><img src="https://retireo.org/boston/maplewood-at-weston/badge.svg" alt="Maplewood at Weston — retirement communities in Boston" 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.