Likely most are over 40 and more likely to be homeowners than younger people percentage wise.

I also renovated hallway and replaced all staircases with a new oak staircase.  

It would be wise to post the name of the franchise you are considering.

Also had to replace fuse panels to make it work - going back and forth with the city was dificult.

I make sure that when I am doing major work that I plan to avoid potential problems on a Sunday. ie I am not replacing valves and faucets on a Sunday in case something breaks and I need to shut off water and go get a new part to fix it and they are all closed until the next morning. 

Financial independence requires more than just replacing your current income.

Not sure it will replace GC estimation but at least will give you an idea. 

Cheap items will break sooner and require replacement, and will make your place look cheap overall. 

Are you better performance wise?

When I started our STR I had the old oil furnace removed and replaced with a heat pump.