Search the forums - there is a ton of info on this. It is however constantly changing in Google.
It's best to hire it out but most cleaners don't have the budget.
Make sure you fill out your G maps listing completely for sure!
Check your GMB listings - they have disabled service area distance. You now have to put the zips or towns you service. They have also made it so you can't use general categories as your main category like - cleaning service. UGH
Well optimized videos can kill it in local search as well a strong channel. Type in "grout cleaning warwick ny" - you should see my vids
Also - why would you only be able to do only 1? You should do both
Methinks this will be a mess for a bit! I found this from Yoast:
I was also able to use this plugin to fix one of my sites built on Moto theme as well as another theme I own developer rites too: