If the key to fighting COVID-19 virus, is pure water, used to wash it away; then only certain parts of the U.S. still have pure water supplies, to be used in combatting this virus.

As far as macro economic risks go, inflation is the by far the biggest one in the next 1-3 years for the general population, and will hit the purchasing power of our seniors particularly hard as they disproportionately hold bonds, CDs, and cash.Take a look at the M2 money supply curve over the past few years and you'll notice a trend with 2020. 

Someone I know also told me a trick to finding good contractors: Go to the local specialty supply houses like plumbing, electrical, etc. 

So, the housing market with its historically low rates looks amazing and that transient work-force I mentioned seems to indicate that the supply of decent renters is high.

Do people buy homes with community water supply?

Other rooms in general can be supplied with 15 amp breakers with a few exceptions.  

It's definitely one way to do it, but you should be prepared for higher vacancy and you should make sure that the area has a good supply of the tenant base that you're looking for in order to get those higher rents.A better approach is likely phasing the increase in over 2-3 years, adding a little bit to the rent each year. 

Obviously we didn't try and charge them for paint and supplies, but when I did hours and hours of work for cat odor mitigation, I was not very pleased to charge them $0.00 for my work (of note: I ended up having to hire an odor mitigation company to fumigate the entire duplex).

I'm no medical professional but I do understand that there needs to be enough supply manufactured, reach the full population, have vaccine tracking capabilities, etc.

The main subject area I am talking about is obtaining Hard Money as an option to fund BRRRR for those who do not have an ample supply of cash on hand.