A truck is personal property and would not become yours simply because it's on a piece of real estate that you bought. 

The wifi is what will allow you to access the door remotely.If you don't want wifi on it, Then you can still get a smart lock you'll just need to pre-program several different codes into it, and then give out those codes appropriately but you'd need to be on site at the door itself to program initially or update it.From personal experience I find the touch screen or wifi locks to be complete POS's that are not reliable and the battery does not last long.  

The person you sold to would probably have a cause for legal action.However, in Austin, @T.

He has personally helped me with insurance in Michigan and has worked magic for me!

From my understanding it might have to be a personal loan, which is very expensive. 

Pay off HELCO, REPEAT.If you are an accredited investor I can discuss some Alternative investments I am personally looking at to generate income that offer tax advantages to shelter some income.

Do they need me to go into any virtual/in-person meetings?

Who should that person be?

The maximum occupancy permitted in a vacation rental unit is two (2) persons per bedroom larger than 100 square feet, plus one (1) person per bedroom greater than 70 square feet but less than 100 square feet, plus two (2) additional persons, or a total of eight (8) occupants, whichever is less.The homeowner must post the required information on the property.

My thoughts below are just as a person who lived in Spain for 5 months without buying any properties in the area.Based on my initial views, it is hard to make the numbers work in Spain on a LTR.