I only spend like 1K on every quest from him, and I just got this ;D :

Wow, it looks like that was some good stuff you brought Carl. He's passed out! You decide to reach into his pockets and pay yourself.

[item2=Rainyday Verdure Barrette]

AND

1,260sP

Wow awesome girl, he's very nice to you today! I'm still trying to learn his quests..usually he rips me off!! I spent 4K & got this!!

Twilight Serpenth Trading Card AND

2,016sP

...trading card's worth 110K...so I'm happy :)

Lol I never knew that it would say this. xD

Anyways, congratulations! ^_^ I never got anything good from him yet. Probably because I don't try his quests often. :P

So you mean his quests are worth doing? o.o;

Congrats you guys! ^^

lol i thought he was worse then amy.congrats/