This marks the first time the word "f*ck" is unbleeped. On Michael's Prismo, the A.I. interface asks Michael how "Mom's fucking cottage" was.
A closed 90 Minute Tooth dentists' office can be seen next to the Laguna Closet Conversions shop. GOB (Will Arnett) actually predicted its closure in episode 5.4, An Old Start (2018).