Learning how to use the correct tools and materials for a job, YouTube videos and even ChatGPT will help you get through 80% of the problems you will run into.My rule was I would not mess with HVAC, plumbing and electrical Or if it would take more than a few hours. 

Spend your time and money learning how to avoid that kind of situation rather than learning from on the job training.

Fix it.We eliminate as much landscaping as possible: we take out flower beds and most decorative features, ideally, lawn mowing is the only job tenants have to do, because we know that's all we can expect from most.

I am also a licensed EMT, and would love to provide housing for travel nurses, contractors, etc. in that realm since I can relate to them in previous jobs that I've had.I'm looking to invest in these states preferably: Georgia (1st choice - preferably near or south of ATL or in/near Savannah), Alabama, South or North Carolina, and Florida.

Unfortunately, I have to answer unknown phone numbers due to my job role.  

Or you might have to suck it up at that job and do real estate part time till it takes off

Sure, I could look for a higher paying job, but I was wondering if anyone has any creative short-term methods to improve my ratio.

Add properties provides you with some really good data. Basic

(https://www.mynd.co)One of my co-workers at my last job (pre-covid times) used to work\invest with them, so I had probably registered on their site back then.

Licensed contractors have more of their "shtuff" together and thus are better at their job and naturally will cost more.