You can get a HELOC if there is equity in the property most likely, which there should be since you own it in cash, but you will just be decreasing your pay out and then may end up short in repair money, depending on how much it is worth.

You are casting a very wide net without providing what your prioritized criteria might be.

Depending on the ARV some are even able to get out all the funds they used to quickly rinse and repeat

Each grouping had a common room (perhaps it was shared by multiple groupings ... this was a detail I missed) with a nurses/aid workers office.Central to the two sides of the complex were common facilities such as a dining hall, gym {perhaps a pool ... another detail I missed}, theatre &  games room.With one of the fastest growing groups in our society being single people, we are examining a related idea of a  complex / building providing a modest-sized 1-bdroom "apartment" with more semi-private and common amenities.When I read the title to your thread, I thought it was a project proposing to mix students and seniors into a single complex ... and came in thinking, this ought to be interesting :-) 

They are very nice and can be helpful providing you what you can and cannot build on your property (Set back, height restrictions, front look etc).

The first mortgage will provide a payoff to the sheriff/court and the funds from the auction go to them.

$100 a month is not enough for a duplex depending on age.how well do you know this market?  

I would anticipate it would depend on the level of detail you desired but it has been my experience that the will do free estimates.

The question is mostly a personal financial planning question and it depends on your preference and what balance of risk and access you'd like and would be comfortable with.

Depending on the state, up to 80% LTV is possible.