The upside is those properties will probably be taken to pay medical bills anyway if they live long lives. 

Initially, we began by working with builders as a small crew of hands-on guys doing the work ourselves, but as we grew, we realized that builders faced various problems such as poor workmanship, communication issues due to language barriers, laziness of workers, and high turnover of “skilled” labor.

Travel nurse demand is down quite a bit so I wouldn't just count on housing traveling medical professionals. 

I am definitely grateful for the accounting experience I am getting but am just considering some other possibilities where I can get some more valuable skills/ exposure to real estate in my day job that will benefit me in real estate investing.  

Those folks need to work on their underwriting skills. 

I tried to join a team, and it helped me sharpen my skills a lot.

They can sharpen skills you already have, or expose you to things you've never even thought of.

He still hasn’t moved in because of some medical issues (as per him) and hospital admission  etc etc and saying will move March 15th now.

People will leverage your knowledge, experience, money, market research, or handy man skills and offer something in return. 

They can sharpen skills you already have, or expose you to things you've never even thought of.