It's a risk, of course (because they may not sign your lease or move in on 8/1), but to offset your risks, here are some tips in general terms. 

I'm looking to purchase a single-family home in the $500k-$600k range with a long-term hold strategy.

The negotiations were quite difficult to find the terms that worked for both parties.

As an accident to start a short-term rental for more than 3 years and wanted to end it. 1) The number from CPA for this short-term is worse than any other long-term rentals. 2) the time spend for this short-term is  >=5  long-term rentals. 3) from Sep-2024, there are 6 books to the end of the year. 4) Insurance of short-term increased 27% and tax will increased without doubt.So tried to cancel all the reservation from AirBNB two month away.

That's standard beginner terms. 

Brokers (versed in these development deals to help you negotiate the right contract terms), Lenders willing to fund a construction and permanent loan, architects & engineers vs in land development to help site plan the project, contractors to price the project to help dial in your UW. 

It's just my husband and I and we are finally narrowing down our niche to MHP's and long term RV parks.

We are thinking very long term, so in order to cover bases regarding potential deaths, wanting to pull out, or being unable to afford the investment it seemed like the best way to go.Really looking for some general advice is there is any, we feel we've googled and researched everything that will apply, but are there anymore pieces to be aware of? 

This will be done as a "rate/term" transaction, so better rates than a cashout transaction. 

I don't contribute anything to this website other than the posts i made about the person charging me.So now I get to go up against someone that has a million dollar lawyer while all I'd be able to afford was a free public defender.I am absolutely having a break down due to this websites inability to care about what their inactions do to people...agreeing to their terms of service when we make our accounts shouldnt give them the right to hold onto all the media if it creates massive problems for us.