The roof is a flat roof which costs about $1100 to replace in our area. 

Most paid courses can be replaced with free advice here.

I'm not sure if it works for berber, but my carpet repair people use a tool to cut out and replace the stained area.

I spent about 10 hours (and $250) painting chipped paint, Installing some smoke detectors and replacing a window, but was able to keep the deal alive. 

The extra income is nice but it never covers destroyed yard or replacing all the flooring that was damaged by pet urine.

Some of the other projects i have tackled include: roofing repair, gutter replacement, deck building, window replacement, drywall refinishing, electrical work, hardwood flooring, wall and floor tile and cabinet refinishing. 

He won't recommend repairs or replacements unless it's really needed

Think of each as replacing the word market with the word advantage. 

You will want to replace them with your own most likely anyway. 

Basically you take all the proceeds from the sale and use them to purchase new "replacement" property (or properties) and defer your capital gain tax obligations.