Snow removal companies commonly have season contract's on equipment, with landscape or excavation contractors holding opposite season. 

You do not have to sign any contract, the monitoring is only $15 per month, and you can move the systems between units easily since you buy and own the equipment.  

The site currently looks like a construction equipment storage facility.

BUT  I have a barn behind 1 rental where I keep my trucks and equipment .

For example, have you considered buying a business ancillary to real estate like a window & door company, electrician, plumber, painting contractor or equipment rentals?

(It's literally that easy on business grade equipment, even entry level business grade)I've worked in telecom and am currently in IT. 

Be proactive in addressing any issues or concerns to ensure a positive experience for your guests.Offer extra amenities: Provide additional amenities that will make your rental stand out from the competition, such as Wi-Fi, smart TVs, fully-equipped kitchens, and comfortable bedding.

Property managers are equipped to manage these legalities, ensuring you don't have to deal with them.

They handle the day-to-day decision-making and come equipped with their own insurance, acting as a legal barrier between you and potential issues.Of course, it all depends on your situation.

There are 2 nice homes, 3 mobile homes, 2 small barns, 2 equipment sheds, 3 wells.