You retain a engineer, they're professional liable for the recommendation they give you, therefore they are going to be more thorough and specific.

I just want to be able to buy it, pay back my HELOC and then retain a low mortgage on it, with tenants in there so I can pay down that mortgage over 5-10 years. 

I just need a handyman guy on retainer that I can call to check things out and triage the situation.  

If your tenant/buyer goes the distance and pays off the mobile you now have multiple choices.  1) Retain the lot and get monthly lot rents, which can be increased from time to time...cash flow.  2)  Sell the lot to your buyer for payments...cash flow.  3) Have your former buyer vacate and move the mobile after which you can offer the space for rent, for sale or you purchase another mobile and sell as a RTO...cash flow.My experience won't necessarily be your experience...but it will be close.

Most real estate attorneys handle closings for institutions, and those institutions have boatloads of attorneys on staff or retainer to keep them in compliance with banking and lending laws. 

For a stabilized cash flowing building that you have a track record on that might be a way to pull your money out and still retain ownership / cash flow.

As an alternative we asked if they could put in a retaining wall and they said it was not possible.

give them something but U retain something.if your contract clearly denotes its subject to financing and your within your financing contingency period.then you entitled to it back.. but if THEY wont sign then its a mess as well.title company will hold it for some time while you guys figure it out.. if you cant they will interpled it to the courts. hiring an attonrey most likly will be more cost than you guys have at risk.. so again split the baby down the middle is what usually happens

You would need to retain their services to submit an annual report to the IRS, a copy of which your UK accountant should receive as well- and there is not much more to it.You will need a US tax number (called an ITIN) before you will be able to pay taxes- normally the CPA can handle that application as well.

If you have a risky investment strategy or bad luck - having the ability to retain some capital is a strong argument for building some retirement reserves.Also once you build up reserves in your retirement account, you have the ability to roll it into a self-directed account that can invest in real estate.