There is a 2000 gallon tank on the property that serves the building. 

Telling Zachary to get a license is not negative, it's only seen that way to those to lazy to study and work before they jump in the deep end to swim with sharks when they should be in the shallows wearing water wings.

You are smart to tap into the "Think Tank" on BiggerPockets.  

I'm also currently selling a gas station, on the East coast of Florida, that a CA tax deed fund had bought without all the facts, and has ended up spending thousands and thousands of dollars in EPA issues for leaking gas tanks. 

You can put a little food coloring in the tank water, and wait 10-15 minutes to see if the color shows up in the bowl water. 

She was wearing shorts and a tank top.

Years ago we did enclose a fce & HW tank in the attic walkup (it had 2).

All of the numbers make sense to me, but I'm hesitant because the 6 units share a hot water tank and a furnace.

Ned Carey, meant to add, I was trying to avoid the shark infested waters of the local REIA, but I guess I'll have to wade in with my alligator bat by my side.

The most common materials which contain asbestos are drywall joint compound, sheet vinyl flooring (not linoleum), vinyl floor tile, floor tile, mirror, and other mastics, window putty, pipe, tank, and boiler insulation, HVAC duct insulation, asbestos-cement flues, asbestos-cement shingles (roof or wall), acoustic ceiling texture, stucco, roofing materials, and even sound insulation on steel sink bottoms.