Good first:  In two houses I had experienced tiler and wood floor installers and I gave them free rent to install new floors through out. 

He liked how it looked and said as a DIY it wasn't bad to install.  

Does any one have idea how much it costs to have individual water lines and installing brand new gas lines?

I've always wondered how builders protect their product during build outs, especially once HVAC is installed, interior finishes are in progress, etc. 

In my case we didn't actually raise the roof itself, we just removed the ceiling joists, adding insulation in between the roof joists, and installed drywall.

So you're not going to set up a vanilla Wordpress site in 5 minutes, install a few plugins, and have a top-ranking website ready to go.

termite consideration, wiring installation....

As you recall, I spent $1,130.00 for the removal of the tree, stump, petrified wood, installation of more gravel and labor associated therewith.

Were they legal when installed?

Cops will do nothing, if they have what looks like a signed lease and they have children, you will have to evict them through the courts, I forgot what its called, but something remainder, that will take 90 days and you will have to pay court costs, I would do cash for keys, offer them 500 dollars to leave, and then put metal gates on the front and back door, so they need two sets of keys to get in, also get simplisafe and install.