Anytime I go to a restaurant or a store I feel like they're attempting to freeze customers out of the premises in order to prevent squatters from staying too long. 

I've never worked with an investor friendly agent so I'm just looking for the most efficient way to utilize them if we decide to work together.

You can deduct expenses like mortgage interest, property taxes, utilities, and repairs proportional to the rental space.

Their customer service is second to none and they've got more education and networking opportunities than any other company. 

In a mobile home park, most of the value is in the underground infrastructure, roads, landscaping, amenities, pools, fencing, pads, utility pedestals, etc, while only a small portion of the value comes from a building, like a clubhouse or laundry facility.

STR is becoming a difficult strategy because there are so many costs (furniture maintenance, utilities, internet, etc.) that you have to factor in and if you are in an oversaturated market, then unless your property is unique, you can only compete on price.

Take your monthly rental income and then subtract ALL your monthly expenses: Mortgage, Interest, Taxes, Insurance, Property management, utilities, vacancy factor, maintenance/repairs, etc...

We have recently split the PLP meter so that the tenant would be responsible for there own utilities ( gas & elec) just like the other 2 tenants. #1 Can a tenant have all these programs making payments on their behalf?

Utilizing loan down payment owner occupied financing.

You can look at the bill and talk to the utility provider to see if the bill is reasonable for your units.