I would park there with older car that has an alarm.

You signed a lease with one and heard the alarm.

Figured I’d do a cheap smart phone with a hot spot so I can have the system connected to the internet and notify me of any motion detection near the side people keep breaking into.Would also be great if it was a camera motion sensor spot light that maybe also did an audible alarm noise or maybe I can even communicate verbally through it.Sounds crazy but pretty sure there’s spotlight camera that does that.Probably need 4 cameras total.Any recommendations?

They look for things like worn or damaged roofs, over hanging branches, lack of hand rails, cracked side walks or driveways, debris or trash on the property, knob & tube or alumnimum wiring, in operable smoke alarms, etc.7. find out the dates that the systems have last been updated (ie.

@JayCinta Henry  not an electrician but I do have some wall mounted wire mold to power my fire alarm.   

But anything you see that’s alarming from a financial perspective after the 3-5 years?

You may need hard wired fire alarm & Smoke detectors, ADA compliant bathrooms, Fencing, ramps, ... depending on the requirementsYou need to pay attention to the terms of your lease. 

I have learned a lot about maintaining an elevator, fire alarm system, public restrooms, boiler system, commercial air conditioners and most of all the different laws for commercial tenants vs residential tenants.

The prices aren’t as ridiculous as MA and rents are moving up at an alarming rate.

I don't see anything alarming in your story so just sit back and enjoy the fruits of rental property investing.