Your options are limited. 1. 

I recommend comparing lenders to make sure you get some good terms and financing options for your next investment!

I've found options in Costa Rica, but rates are in the 10% range.Does anyone have any experience or guidance on obtaining a mortgage equivalent to purchasing a 2nd home in the US?

We get just as frustrated because the system is a bit "broken":(I believe the team is in communication with you about your options - just be sure to also let us know your choice to secure the property to deter squatters as cost-effectively as possible.

At this stage, you can also discuss creative financing options, like seller financing, that might help bridge the gap between what you can afford and what they’d like to get for the property.

Best option would be to separately meter the property 2.

@James Tobin  yes FHA will be a very low downpayment option for you.

Additionally, regarding the legal structure, an LLC seems to be the most suitable option for our situation.

Correct, the idea would be to owner-occupy one of the units (I’m looking at 2-4 unit options).

@Tim Holt, Yes INDEED house hacking is the best option for most 1st time buyers.