It's not your job to play detective,  or the police, just let them know you can no longer offer them a place. 

House hacking via multifamily will for sure, offer the experience you need to get started.

@Pierre Eade, I also use TD Bank and part of the reason I selected that bank was the fact they do offer HELOCs on investment properties.  

While I can't definitively say which are the absolute top 5 zip codes in Columbus, I can help you narrow your search for Class A neighborhoods that offer a good balance of rental cash flow, low vacancy rates, safety, and strong school systems.Some promising areas to consider based on general market research include New Albany (43064), known for excellent schools, safety, and strong rental demand, although cash flow might be lower due to higher property values.

@Jason Varney, you could partner and offer "true" equity.  

You need to cross reference Airbnb comparable properties in that market using their reviews, offered amenities, occupancy rates, nightly rates and their offering.

As I basked in the glow of my achievements, I knew that my success was meant to be shared.With a heart overflowing with gratitude, I extended a hand to others, offering guidance and support to those who dared to chase their own dreams.

I decided to offer this service to others since a lot of the systems and processes are built out already.

An investor doesn't pay asking prices or waste their time trying to negotiate 5-10% off asking price.An investor calculates an offer price based upon what price it will take to make their ROI target number work!

Not to mention, there are great offers from builders (fixed interest rate 6%, some offer 5%, and if you do 50% down, you can expect cashflow).