I need the drain and overflow replaced on a bath tub that is leaking into the basement in my rental property. 

Black drainpipes throughout and they are starting to leak.   

I understand that expenses like water, electric, gas, internet, etc. are all variables and change depending on multiple factors, but I'm looking to see if people out there have any Go-To websites they use to get accurate or at least semi-accurate estimations of these types of expenses.

His foot slipped off the brake and hit the gas, slamming his back bumper into the side of the building.

I might do it once, in case it is a really slow leak, but never twice.If a newer AC system under warranty has a leak, it should be replaced under warranty.   

The house has a gas heater, therefore they are not exactly suffering without a fireplace.

Why no electric or gas in your expenses?

I’m a Safety Manager for a large oil and gas company but I started life as a mechanic and then was a punch list general contractor for several builders here in Western PA until 2007.

Electric or gas hot water heater?

With COVID we mostly lost service jobs will be back within a year or so and with Oil and Gas we are loosing high paying jobs as its impacting upstream companies the most ..FC may not happen as most technical folks may have some savings to go through downturn.