Ask him for some before and after pics of cabinets he's either stained or faux finished. I'm sure he's probably pretty good, but if your wife wants to go dark and he is staining, he will have to really sand your existing cabinets well in order to get the lacquer finish off. He may want to glaze them and that can work too, although the glaze can scratch fairly easily over time...
If you can get GE at cost, then I'd definitely go that route. Unfortunately you probably can't do the no payments no interest thing...
You should have had me call best deal cables for your 4% discount for referring me ...