The footings support an addition.

Are there other, more cost-effective alternatives to gain similar support and knowledge?

The ways around that are to build a business around supporting their voucher and inspection program and spending no small amount of effort ensuring they are smoothly servicing your rentals. 

There seems to be an interesting investment case for Portugal currently and by building a supportive network of investors we will be able to discuss opportunities and build our experience faster than if we go it aloneWhen I arrive in March I will be focusing on learning the market and seeing which strategies will work for me. 

This would further support the recommendation to negotiate a step-down mortgage structure, such as tiered payments or interest rates, to reconcile the seller's valuation expectations with the practical realities of the park’s financial performance and provide a feasible acquisition pathway.

Let’s connect, and if there’s anything I can do to support you, just let me know!

I might also offer them some support such as a dumpster.

If these folks owned their own home prior, I would probably take that as them having better credit at that time even without a credit report to support it. 

I envision this portfolio supporting me during my retirement years—though I still plan to work, just in a different capacity than I do today.I recently finished reading "How to Invest in Real Estate: The Ultimate Beginner's Guide" by Josh Dorkin and Brandon Turner, which has been incredibly helpful.

interest rates just don't support it right now.