"Any installers moonlighting?"

That quote evokes images of someone trying to get something done for a cheaper price than they would if they were dealing with these same installers that weren't moonlighting. Soooo...he's trying to save some bucks.

There isn't anything wrong with trying to save some money. However, you're going to get some hostility when someone wants you to work for less than your average wage. How do you think your dentist will respond to, "If I catch you after hours, think you can drill this for a 20 spot?" or your dermatologist to "I'll kick you some cold hard cash if you can scrape this basal cell off the books".

What do you do in life? Want to do it half price after hours? Exactly...