I usually google average mortgage APR and put that number in there any investor worth his salt will know his typical Percentage from the lender he is working with and will factor that in when he sees your report.

Rental houses typically do not pay for themselves with rent.

What I am confused about is that when I purchased the property, all 7 units were receiving $500 p/month for a gross monthly of $3500 and $42,000 annually.

This is somewhat the area that I see container homes typically falling into. 

Are leasing fees typically a certain percentage  of gross rent or  follow any  other criteria?

Here are my numbers.Make 60 k per year at my job.1st home receive 2025 in rent .. mortgage is 1575.

I would probably avoid that language in the advertisement but then make it clear when an offer is received that the seller does not offer any credits or repairs.

So typically you're going to spend more money to get a deal.

You actually should be more likely to receive a loan with little money down if you have a larger income, because your debt to income ratio can support a larger loan. 

This means that, apparently, all four units plus the public service utilities were being billed to that tenant.I just received a letter from the tenant with their bills from April-August enclosed, stating that they were concerned about the high usage and asked the Public Service Commission to investigate, which concluded that all four apartments' utilities were being billed to the tenant.