Changed out thermostat and front door lock with smart devices so I could monitor from home.

Does you monitor cap rates?

Professional monitoring is only $10 a month and includes cellular connectivity.

If none of this works, you may have to wait the 5 months and assess then, especially since you said she pays on time... just try to monitor the issue with the cleanliness by providing warnings or asking for it to be cleaned... 

Probably not, it is far too volatile, think of it like a stock margin account, those are constantly monitored and you could get margin called if you leverage too far because an asset turned against you.

Monitor outcomes & repeat annually: Track the results of your tax appeal and make adjustments to your strategy as needed.

With the feds now monitoring all digital money transactions (Zelle, Cashapp, Venmo, etc) should we explore other methods of accepting rental payments ?

I have tenants in a below grade unit and am looking for advice on how to monitor the sump pump remotely. 

You can monitor your resistance to change with the DSCR ( NOI / P+I) and over time it will grow from your initial 1.x to several multiples; the bigger, the more resilient your property becomes.

I’ve been trying to make a decision on splitting water/sewer.Tenants expect to pay gas/electric and the utility companies monitor and charge each tenant separately, so that’s easy.