They are getting what they really want, and you are crafting the deal to where it will still make sense for you.One potential issue is if what is most important to them is also important to you.

What makes the most sense to you may vary, and may also depend on how risk averse you are.

I am based in Europe, so it makes sense for me to follow this.

It makes sense to do #1b but I personally would explore #2. 

The first two I called didn't even know what an assignment (other than in the general sense) or a double-closing was. 

I'm thinking it might make sense to start a separate LLC for the 3rd property but the thought of the work and costs associated with it alone makes me reconsider.  

However, I get the sense that setting appointments in the first place is the roadblock you're facing.

Everything you've mentioned does make sense.

It’s late in my part of the USA so I may not make much sense although I hardly make sense at noon either. 

The trick is getting in front of the administrator, establishing rapport and getting them to a price that makes sense for everybody.