You can call suppliers, but may need very specific details to get a meaningful number.

Landscaping, exterior paint, and a new front door can boost value.Flooring & Paint – Fresh paint and updated flooring can modernize a space quickly and affordably.If you have specific questions, feel free to ask—I’m happy to help however I can.

Happy to share lessons learned from out of state managing/investing if you have specific questions. 

I don't mean to be negative and obviously, you are going to do what you want to do, but to put it in perspective, I bought one of my 1st properties in 1990 (at a peak), and sold at a significant loss in 1997, due to specific circumstances.

Cash flow has been hampered by an increase in cost of ownership recently, specifically insurance. 

@Justin Smith wouldn't do it.Why is he willing to sell you this SPECIFIC rental and not another?

Did you have specific questions? 

This is not specific to any individual or any specific real estate investment, or specific company offering investmentsMost people who invest in passive investments do far too LITTLE research on the investment itself and on the “sponsor”; furthermore most do not understand the investment and many have absolutely no idea exactly what they invested in.  

We started a Dayton Ohio MeetUp specifically for local networking.

Aside all that, as others mentioned, you didn't lend enough info to give any specific answer to your specific situation.