But, people tell on themselves when answering simple, straightforward questions.

That being said, there is a shortage of rentals in the area so a simple post to Facebook Marketplace or join the Facebook group https://www.facebook.com/groups/ElkhornandWalworthCountyOnli... 

It's not simple, it's not easy and it sure as hell isn't a sure thing. 

Perhaps it’s as simple as that. 

However, a simple security system would deter this.Personal Safety -  I assume you are using their ID to run a background check and deciding if their history affects your safety, correct?

. @ Dan Rowley, your advice is so simple but spot on.

lots can go into this somewhat simple question and most of it is personal preference.- you'll want to define "best", and what that looks like for you as a success.- How much money do you have to spend?

Granted we only have 17 but still, I’ve never used anything except a simple excel spreadsheet and all my rental properties have a separate savings account under my main account at my local bank.

Something simple along the lines of, no pets due to small shells and turf located at property that may hurt pets, would dissuade even service animal owners.  

Dan,The process to create an LLC in Illinois is pretty simple.