If so, try starting with the median list price in your target market. 

You've jumped into a very competitive market!

If you want to network or ask specific questions about your local market, go to your local real estate forum and connect with investors from your area: https://www.biggerpockets.com/forums/86-local-real-estate-networking5.

Too many sellers are asking for prices based on the park being at market rent for 100% occupancy.

If they are, then the lender is playing middleman between you, Title, and the actual investor/wholesale lender who is underwriting the loan.

I have some properties that are in good condition that if I could get an offer of 85-90% of market value without realtor fees I would happily take for a quick sale. 

I can use Angie's list, but I just wanted to see who people have actually used from here.

It sounds like you already have a great foundation with your rental and BRRR experience in the UK, and you'll find many similarities in the US market but also a few key differences.For location, I’d suggest looking into markets with strong population growth, economic stability, and landlord-friendly regulations.

Off market from a realtor attempting to gain a listing from one of my available rentals.

Hello REI community,
I have questions in the topic of large multifamily apartment complexes generally around the U.S. Who do you know is willing to answer?
Thank you for reading this far;
     -Ruben