They took a big risk, and they probably thought it would be easy to rezone so I personally think that's on them and poor risk management.

.: It's not an issue IF their lease is scheduled to expire.My personal practice: when a tenant submits an application, I let them know I intend to contact their former landlords.

If someone injures themselves and sues, they will be suing the LLC and not you personally.

I'm sure there are great, stable areas in Columbus but I'm not convinced the appreciation has been as strong as most would lead you to believe.I don't know much about Cincinnati, but one glance at the median list price over the past 5 years (attached below) would be enough for me to write it off as not appreciating.I'm personally partial to Detroit and that's where I invest and do a lot of business with other folks as well.

We have an LLC that holds real estate but have run into issues refinancing through the LLC when family is renting or ultimately living in the property so I’m also not sure if this should go through the LLC or be a personal purchase?

They will try to run 2 kitchens and that can mean clogged drains in your wet bar kitchen.Be sure there is personal recourse when you need to sue them for $40k in repairs above the deposit.

Need some advice on the best way to structure this deal that's fair and beneficial for a 3 person LLC/partnership agreement. 

You might want to limit your visits though to avoid escalation.Short term if the smart lock is on his personal door just change it to a key if it's isn't working for him, you can always switch back later.

You may not get the first property you offer on because if it looks good to you, you will probably have competition so start offering on properties that fit into your personal investment philosophy and meet your minimum financial requirements. 

And also you sit down with your lender in person etc..