Most banks won't want to come in with a line of credit that is second lien on the property.

You do not need a separate LLC for each property or a series LLC!

There's actually a huge oversupply of properties in Tulum and none of my friends who own property there make anything close to that!

Do you have any types of properties for rental (SF, 2-4 MF, or 5+ MF)?

Quote from @Benjamin Blunt: What are the best strategies or tools that you use to find Off-Market Properties?

Are you local to the property?

There are down payment programs for duplexes, i have not searched or tried to do a 3-4 unit property. 

New construction properties can qualify for significant insurance discounts, but otherwise, I generally expect insurance in this area to run a little over 1% of the property’s value if it’s in decent condition.Feel free to DM me if you’d like a good insurance contact to shop around for a better rate.

California law requires abandoned tenant property under certain circumstances to be sold at public auction.

These properties include different foreclosures and those that sell below their market value.