If it is simply the house and the tenant pays all the utilities, I personally would not charge more because you are renting them the house-not based on how many people are living there. 

I assume I can deduct it, they cant and they pay tax on the difference in interest between the primary mortgage and my personal loan with them?

In other states, attempting to "help" homeowners in foreclosure (or in imminent danger of default) can put you into the crosshairs of an attorney general or worse, a DA.I've enjoyed being part of personally exposing scammers that prey on people to strip them of the equity in their homes.

Most have left due to personal reasons and claim it's nothing to do with the house.

Is there anyone on here who works in this field and could tell me about the logistics of the job and your personal experience?

@Jay LamGet a new attorneyOf course a LLC needs an operating agreementEven if it’s one person you need an operating agreementIf you go to sell a property in a LLC the title company will need that operating agreement to confirm you are allowed to sign

I don't personally use them but I've heard good things.

I personally invest for the long term.

After you have your personal finances in order, I think house hacking is the best way to go.

In person connections will take you further than in forum connections.