Keep a decent reserve fund on hand and call your own plumbers/repairmen as needed.

For the sake of your reputation and ours, I wouldn't lie to get a lower rate. 

I'm extremely active in Cleveland OH real estate groups, with a very clean reputation (ha, I don't even know how I'd build a bad reputation..

This is a very sensitive question @Yongming Huang but all I will say it that the barrier to entry as a Real Estate Agent is very low, hence the poor reputation for some agents. 

Whether it's a plumber, electrician, title company, lender, etc. go local for who people are using.  

My daughter and son-in-law opened their own business 3 years ago and so far have done well, but he built a good reputation in his field before starting their own, she kept her good corporate job for benefits, and they are now looking to invest in property with the profits, hoping for more passive income in the future as they’ve realized how much extra work a small business is with compliance, licenses, workers comp, etc.

It might be wise to have a plumber come in and check it out . 

Stone Oak:- Strong Demand: Stone Oak continues to be a popular choice due to its reputable schools and convenient access to major highways and businesses.- Market Insights: According to Zillow, home values in Stone Oak have been steadily increasing, indicating strong demand.3.

Because in reality, by not hiring a property manager, and committing to doing the easier things myself--like unclogging a toilet / shower drain, fixing a light bulb, pest control, calling a plumber--I am committing to be on standby for many hours, which is a sacrifice of peace of mind / being able to leave town or take vacations--and I would like to know if it's worth it. 

This contractor was recommended to me by my real estate agent, so I trusted  he was reputable.