Mortgage notes require due diligence on borrower history and property value.

.- Can't see a Senior-Only complex allowing Short-Term-Rentals (STR).If so, SELL.2) What is the history of Association Fee increases and how well capitalized is the Association for future repairs?

Verifying last 2 years of rental history very important!

If it wasn't for the character and history it wouldn't be worth it.

Verifying last 2 years of rental history very important!

They are in their very early 20s they both are full-time employed, but the husband does not have any credit history at all.

In some cases, federal tax credits like those for low-income housing or economic development might also apply if the project aligns with certain goals.Instead of buying the land outright, developers often lease it from the tribe, which can reduce upfront costs and sometimes come with favorable lease terms.

Given your credit score and ability to fund 25% of the purchase I don't foresee any obstacles you will face. 

Otherwise, talk to your bank or credit union.

I own the property free and clear and i use the equity as part of my business line of credit.