We exclusively travel during non-peak seasons, so we would be looking to rent out completely during busy/peak seasons, and would stay at the place during slow seasonsQuestions for the experts out there:1. which development(s) tends to be the best for ROI/have the best occupancy rates?

Do you see any cases where a non-professional could safely participate in one of these with the right approach?

Now he says he is negotiating nationwide deals on materials that are priced so low the quality is non existent.

I’ve read quite a few posts about foreign investor financing but most seem to deal with non-citizen investors without US credit or personal tax filings.

If this is simply you not wanting to accept partial payments and the rent is current, stop accepting it - and send a Lease Violation/Notice of Quit for Non-Payment of Rent - and force the full rent to be paid per the lease or start eviction.  

I can say almost all my customers have worked into that 1% or better, but sometimes make take a few years with rent increases.My advice is to look for slightly older homes in non-HOA neighborhoods to improve your ROI.

Every bank at that time had way too many non-performing assets on its books.

I’m a broker that has access to conventional, non-QM, and hard money loans.  

That's a lot more to chew on than most non-locals want to deal with, but for those of us here, there are good opportunities to be had.

He only wants paperwork on FMLS related transactions - and I do not owe any fees upon closings - if on a non FMLS transaction - just like any private investor purchase or sale.