I use Sooner Heating and Cooling - not always the least expensive, but good quality and they can get to my properties quickly. 

Tankless units hate inconsistent, on/off demandYour exact use-case, slop sink, occasional washups, random tenant usage, is where electric tankless performs the worst:Rapid cycling burns out the heating elementsSlop sinks often have low flow, and tankless units won’t even turn on under ~0.5–0.7 GPMFlow rate varies a lot with industrial faucets, and tenants twist knobs fastYou end up with “lukewarm water” complaints or units that won’t fire consistently.3.

A recent case in Miami shows something deeply troubling about our property system.A 4-acre parcel, located in the far suburbs and valued at less than $1M, has accumulated over $3 million in charges, just from three years of past-due property taxes and minor administrative violations.

A quick search shows Fort Lauderdale at 8%, Miami at 3.5%, and Orlando at 7%, which are healthy levels.  

If units have separate heating & hot water heater units, really the only thing you have to plan for is replacing the roof and parking lot.

I also have heated pools, and don't have a pool automation service. 

Although black, it turns silver which reflects the heat.

Investors are increasingly focused on well-located, next-generation buildings and suburban assets, while central business districts continue to face headwinds from excess space and tighter financing.Lending Markets Heat Up After a year of balance sheet cleanup, banks are returning to commercial real estate lending with force.

Quote from @Ernie Rodriguez: I locked someone in at 6.35% with 2 points last week. 30YR DSCR refi, 2 year prepayment penalty Miami, FL Who did you use?

Naples, Miami, Boca Raton, and Fort Meyers are all probably great places to researching and analyzing properties and market data.