Water leaks are a big deal, I would act as quickly as possible. 

It keeps each set of books separated and allows for quick analysis of each building.

Quick google search on Texas rules around entering YOUR rental property: "In Texas, landlords are required to give tenants reasonable notice before entering their rental property for an inspection, but the law doesn't specify an exact timeframe. 24-48 hr. notice is generally considered appropriate.

It will help you analyze deals quickly but you will likely need to adjust some of the figures such as rent, % towards vacancy/cap ex/maintenance.  

They can also look into local workforce development programs that might help them find new employment quickly.

Detroit Police won't respond quickly and why would a PMC head over in the middle of the night to get shot?

Located in a promising area of Richland, MO, the home was a blank slate for value-driven improvements.

I would add that you should definitely checkout some local real estate meetups as that's the best way to quickly build a buyer's list. 

If you are working and busy and can't respond quickly enough, you might be losing people who would have otherwise rented because someone else answered them first. 

No worrying about renovations or repairs, so you can start making money quickly.