Afterthotz Posted:

LUCK

“The more of this you have, the more Jesus loves you. It seems to influence how valuable the gifts that random Internet strangers send you are. Surprisingly, making many feel cheated, it does not improve your chances with the Gamble-Bot. It is possible that the random sections of attacks are affected by this. Increases the number of gifts you receive at rollovers. Good for characters that can’t stack Charisma.”

The bolded part isn’t true, or wasn’t last I heard.

Here is just one of many, many posts/threads where how it works is explained.