They all mainly use the same installer so it's more about which company can bests answer your questions and make you feel the most comfortable. 

@Connor MckelveyAre you comfortable working with your CPA remotely?

If you aren’t comfortable talking to them about this, that’s probably your answer as to whether what you are doing is ok.

Of course you can offer him any price you are comfortable with.

ALL of your numbers are going to need to be verified - rent estimates, current value, rehab cost and ARV.In my opinion, it's important for you to not just be comfortable running these numbers, but to truly understand what the metrics are telling you about the opportunity. 

From everything I’ve looked at I’d be comfortable paying up to 160k for this house because based on all of my numbers I could cash flow at that price when I move out.

I do not think you should have to sell the property because one tenant was not comfortable.

Amortization is longest allowed so we can get comfortable as we upgrade and cycle tenants to build efficiency.

Once you feel comfortable and find a good deal pull the trigger!

Some of the multifamily properties for sale in what I would consider low-class C to D neighborhoods are asking $200,000 and up for areas, I would be comfortable living (I have lived in the city my whole life so my tolerance is a lot higher than some).