The rooms/house components are built in sections in a factory for efficiency and then quickly assembled on site, usually faster and at some savings vs a traditional build. 

The Reverse 1031 Exchange is a great tool for hot markets like we have today, but they are more complicated and expensive, and your equity is still trapped in your relinquished property so you must find another way to pay for or finance the purchase of your replacement property. 

A waste pipe will normally be empty, except in the traps near the fixtures.  

He has also designed modular homes and houses so that we maximize the material,  prefab the walls in floors in sections so that its a quicker set up.

Otherwise you fall into a trap of moving ahead with lots of blind spots. 

I have fallen into the same trap of second guessing.

Houston is a big place and you will find all sorts of opportunities/traps. 

Lots of trees and speed traps.

If you are interested in investing in Section 8 housing, it's there. 

If this is the first time, make sure food is secured, set some traps or bait, and prevent it from happening again.