I gave him the same parameters and when one of the places I found matched one his results gave me I decided to look and ultimately made an offer on it after an inspection.

This will be entirely up to you and what matches your goals.

They'll match or beat any rate you find.

If we increased rents to match those (after renovation, of course) the cash flow would be $750/month.

Some things I do:-My realtor set me up with auto emails on the MLS for properties that match my criteria, plus I can search it. 

However, this might create issues with future banks if the EIN address doesn't match the state filing address (my registered agent).

Im starting too and feel very lost just because i dont have who to work with, im re searching studying and connecting dots lil by lil my self, but is not complicated, but a patient game, first secure a buyer list, make one, go out to meetings, groups and meet Realestate investors even online call them ask them of they requirements, they needs,  what they exactly looking for and then match them with the houses.

If they're all perfect and shiny rehabs, you need to match them if you want the price they will bring. 

The loan was better without her on it and the sale needed to match the loan.

FHA is such a nice option for first-timers that many think it's a first time homebuyer program (it's not), but once you start getting into multiple rentals and this "nomad" strategy, FHA is rarely the model match.