Vrbo and Airbnb sync with each other for free, Vrbo has free dynamic pricing, both platforms send out enough automated messages for me.I check in on guests after they arrive to provide that small personal touch.We get consistent 5 star reviews with minimal effort.

Consider factoring in your CRM, transaction management platform, signs, lockboxes, and runners. 

It makes it easy to follow up with leads since I can text or call them directly from the platform.

I’ve made a conscious effort in automating and digitizing more of my rental management tasks and can share some of the tools I've been exploring that might be helpful to others.I use Baselane a lot, it is a platform that's really geared towards landlords and real estate investors.

From what I've seen, the average view-to-application ratio on platforms like Facebook Marketplace can vary quite a bit, but a general ballpark is around 5-10%.

What are the pros and cons compared to other platforms? 

If you don't want to use an attorney, you can make an LLC through the secretary of state website https://www.ohiosos.gov/businesses/information-on-starting-a... or other software platforms like zen business and rocket lawyer. 

What do you all know about PropertyGRID? https://propertygrid.com/
Someone told me about it and it uses blockchain technology and tokenization of ownership with the purported goal of enhancing the real estate transac...

As others have commented, this is a scenario where you will have most luck with a private individual lender or some other local financing - just too small for pretty much all the national platform hard money lenders

AirBNB is a platform you list your STRs on.I didn't get that you want zero income like @Bill B. mentioned but it should be pretty easy to to get this rolling.