Even if "[m]ore tenants are likely to download movies that use a lamp to do something illegal", I am no more liable for one than the other.Now, if you are going to monitor your tenants network traffic and become aware of illegal activity, that changes the situation [never mind, that you would be breaching privacy law yourself].

It seems like finding properties, finding honest contractors and even monitoring the rehab would be difficult from a distance.

Biggest job 'permitted' by my town was the complete design, install & wiring/flow rate monitoring of complete fire sprinkler system for a 6 unit.

You must monitor things. 

I have been monitoring the market in the Tulsa/BA area for about 5 years and have just bought my first investment property.

Get yourself CCTV system and monitor it.Pay the summons, and here in NYC, there's additional penalties when you pay late.

You could monitor the taxes and insurance payments yourself.

These kinds of transactions continue to take monitoring and a careful eye.

He instructed me to monitor his calls which I didn’t even know was a feature on the calling software.

Then work on executing your plan and monitoring you business.