Curious if anyone could provide rough cost to use when estimating for A/C replacement in Phoenix and Tucson Metros, ideally 3-ton, 4-ton, 5-ton replacement costs to account for varying home sizes. Just the unit plus l...

No laminate - if someone spills water and lets it sit on laminate it will buckle.2 - Stone Counters - Make sure they are heat resistant. 

It’s gas heat and water which I know I may have to pay for unless there is a creative way around that as well.Looking for some suggestions 

Probably they don't or you can watch them get heated up on the spot and make stuff up.Most of the national acts really seemed to be selling something else that probably won't help you.....database software for $30-100/month.   

Only "Absolute 0" is, if getting anally technical, actual 0 degrees as in 0 heat of any kind. 

If the lease requires Renters Insurance, do they have proof of the tenants current coverage4, Age of last update to the major systems (Roof, Electric, Plumbing, Heating)5.

Make a list of all assets and their components (how many roofs, refrigerators, heating systems, etc?)

The property had window AC's and a gas fireplace upon purchasing so we immediately had central heating and AC installed.

When it is time replace your central heating and cooling system with split units.  10.  

They don't like heat, which is why many computers have fans.