It's making me want to be very cautious on my expenses & ultimately not want to put forth the usual effort as my work is not being fully appreciated.  

I know they are duplexes everywhere, and I know ultimately depends on your choice of city.

Ultimately think long term and think about what you want to get out of this. 

If they say no, we ask why, and occasionally, we can sway them if there had been a misunderstanding—for example, a lingering maintenance issue that hasn’t been addressed and they didn’t bother to call about.We don’t have time for a deep dive on lease renewals, but it’s definitely worth picking up a copy of Jeffrey Taylor’s The Landlord’s Survival Guide, which has all sorts of tips on getting tenants to renew.

Start by reading the Ultimate Real Estate Investing Guide: https://www.biggerpockets.com/guides/ultimate-real-estate-investing-guide/introduction2.

In order to get out of Freddie Mac's "Limited Multifamily Experience Sponsor" category, you must have ultimate ownership & control of either (i) 3 multifamily properties [1 of which you've owned for at least 2 years], or (ii) 1 multifamily property which you've owned for at least 5 years. 

Cost segregation DOES make an IRS audit more likely.The real question is: if you happen to get audited, will your cost segregation survive such an audit?

Start by reading the Ultimate Real Estate Investing Guide: https://www.biggerpockets.com/guides/ultimate-real-estate-investing-guide/introduction2.

The only times that I've allowed this was a situation where there was a cleaning or a maintenance issue, which ultimately falls on me.  

My ultimate goal is to NOT be personally liable if someone is injured on the rental property.