If she was communicating with me, then she wont be out on the streets.

Make sure you have all your communication.

Money --and the lack of communication around money-- is the largest cause of divorce.

Get authorization to use them to reestablish communication if she is ever incapacitated, incarcerated, or deceased.

I know they have both received their respective letters because the upper tenant responded promptly with the contact info I requested.Upper unit tenant has been awesome and super easy to communicate with.

I can’t speak for that software, but the software we use, AppFolio, will handle marketing, maintenance, invoicing, and all tenant or owner communication from the same place. 

Perhaps a poor way to communicate it to those who arent aware of LSU but it's the best I way I can simply explain it.  

I would suggest that you should have your property manager manage all communications.

If the broker knows, and you know, that the client has communicated that they would not entertain any offers below a certain dollar amount... what's the harm in a formal rejection letter? 

Note, this will be the last communication with you.