If they are available online or in person.

He was a former professor and has online courses that are good to have.

We are looking to eventually relocate to the States"--that's great, a lot of people want to invest remotely in a totally random market and never go to it.  

As you begin you REI journey here is a piece of advicecheck out this website for a great over view of a city https://www.areavibes.com/This website gives you a total livability score and you can see things like crime rate, housing, walking score and more.Best of luck!

Now if I pass that income as management fees to S-corp, I pay $3.5K (SE tax) + $800 (LLC fee) + $1700 (CPA + bookkeeping) = $6K in total.

Was it via docusign or some other online signing platform? 

I have searched and filled out endless online forms only to have lenders offer me unsecured loans or other products, but not a heloc.  

It's called a payoff statementif it's a big lender you will not buy the loan as it will take forever, you are better just paying it off. you then can foreclose based on the total balance owed to you which is both loans and any accrued interest. regarding fixing property or selling as is, that really depends and needs to be evaluated on a case by case basis 

For example if rent is $2,500, you would expect total gross income of 7,500/month if my criteria is 3x income?

But my down payment 3 years ago is only 10% of the total price $42K.