Also, my understanding is that Mexico has a yearly fee that Americans must pay or they lose the property.

We are thinking of talking to some municipal government agencies, the local university, or maybe the local native American tribes who's reservations will force the path of development to go right through the building.

Anyway, good ol' fashioned boring 30-year fixed rate mortgages are a lovely thing... 

Check out the international real estate forum here https://www.biggerpockets.com/forums/76-americans-international-real-estate, you may able to find investors from the UK. 

Lately I've been scaling my business and there are just some things that need to get hired out to get done in a timely fashion. 

Anthony,We use Patten law firm (Texas American Title) in the Galleria area just off Westheimer.I have also used Independence title.Regards,Joe

Tar paper would be an acceptable moisture "membrane" as long as it is installed in a shingled fashion.

I'm an American living in Abu Dhabi and I invest in Indianapolis without the use of a W-2.

well turns out my needle in the haystack buyer just got the golden parachute from Precision die cast (retired CEO) he had been eyeballing it the whole time we were remodeling it.. we did a 1.5 million in finish work.. so you can imagine the quality and he wanted that home.. first day on market boom sold... and like any red blooded American broker day it closed I bought an airplane  LOL>.

@Cara LonsdaleGreat to hear of some other options/companies out there that offer warranties.One benefit to Homeserve that we found was that there's no deductible whereas for instance an American Home Shield has a $75 co-pay deductible for the folks to show up.However, on the downside there are a max number of calls/year (I think 2) per warranty category.