Caller said looking for people who don't have home security system for area and would be free if put a sign in yard.  I told him I had a security system and he asked if it was being monitored.

Selling Google listings! Get your busiess listed first for $500 a month!

Get robocalls daily to "Update Google Business Listing."  I called them back and demanded they remove my business number from their records.  Told them I will be monitoring calls and documenting if they call again.  Told them if they call here again, I am going to sue them and win lots of money.   I also filed a complaint with the FCC and am already on the Do Not Call list.
We'll see if this works.