Also, making sure you utilize technologies to ensure proper and efficient communication will be extremely helpful.

No one has outright stated they will sue the other, but I now feel that I need to start inquiring about lawyers to navigate the best way to deal with the landlord’s communication with us.  

I would suggest a letter to the tenant stating that due to these circumstances and his communication with you that you will waive the late fee this month and next but you still reserve your rights under the lease for future late payments and then wish them well and send a card to get well soon.

@Wa Chan I don't believe its bad to work with a lender from out of state, as I have worked with many clients all over the country, the key is quick and open communication, you should get the feeling they are out for your best interet,keeping you up to date throughout the process.

Particularly the communication with direct marketing houses to target areas for mailings and tracking KPIs as the results come in.

One of the problems with creating a web app, is that your vendors will have to conform to using it (which some may simply not want to), or worse, they will say they are going to, but do not and your have even worse communication loop than you had before. 

Rockefeller, Sr.The Seven Levels of Communication by Michael MaherI've read the majority of the best books on real estate investing out there and honestly the content has become pretty repetitive.

-  Communications and internet, move to Whatsapp. 

PERIOD.Rule Number 2: Do everything the same, every single time, follow your policies every single time.Rule Number 3: It's none of your business.Lot's of people will tell you they're great with people, or great with communication.

@Arta Montero the most important is to help keep a line of communication open.