If you don't want to spend the additional cost to install brand new systems you can simply average out usage over the past 1-2 years and add a monthly utility charge to your lease renewal or amendment. 

The S&P 500 has averaged a 1.5% dividened, when comparing that to real estate cash on cash returns, Real Estate looks very attractive.

All 3 numbers in reference to a benchmark (their average), so you can see if your property performs below or above the benchmark.

Local banks will know the area and will be more helpful to the average person. 

Average door price is 42k Average rent is about 750/mo-is that the market rent for the area?

If you make an average salary here you can be incredibly comfortable.

Rentmatic sets the average for a 4 bedroom in this neighborhood at 3,933.

Your only issue could be if the sales price is over 400K as the average sales price in Washington County of 200K.

On rentometer the studio would average $907, the 1 bedroom $820 and the 2 bedroom $1120.

I looked up on the US Census website what the average rental vacancy rate in my state is.