The owner also installed a Rinnai hot water heater that he supplies propane for each apartment.

Looking for a general contractor for a single family home to install flooring throughout the house as well as painting and work on tile and tub in bathroom.

I just got off the phone with Dependable Doors in Puyallup--They would not just sell me the spring (liability issues) but for $250 - $300 would install it.Two Five Three - Five Three Seven etc etc  ....They were a referral from my neighbor and they did 2 new doors on our street....""

Appliance retailer can take care of all of the install/ delivery/ takeaway over the phone with a credit card.Hudsons appliance centerMike's Appliance ParadiseAppliance Resale House(no experience with any of these retail stores  btw, so buyer beware)

Depending on the job, it could be similar in price to installing the stairs inside with all the engineering that would be required.

Really cuts down on the planning and they have a matching one in stock if your installer damages one or something comes apart different than expected and you need a different size.With counter tops, you can buy already finished blanks in specific lengths are only need to be trimmed and sinks holes cut. 

The brand (Carrier, Rheem, Lennox, Trane, etc) or the company that installs it?

A door between living space and a garage, by code, must be a FIRE DOOR, which has special ratings and installation requirements. 

If i put 4 water heaters in a 4-plex, then the tenants can pay for the cost of heating the water, but I have to pay for 4 heaters and worry about capex on 4 heaters. If I put in 1 heater then I have to pay to heat the...

Install real security cameras