Quote Originally Posted by billm_usa1 View Post
$100 is fair, However if this guy is some one you trust, did a good job, why not kick him some extra? (say $20 -30) Reason being he'll remember and good chance you can bend his ear once and a while and just may get you to the front of the line next time you have a problem.
I used to do this for a living. Kick him the extra $........it will be worth it in the long run provided that he performs acceptable work.