"Three uncirculated $1 chips"

The chips people put up do not have to be uncirculated. Just casino chips in nice condition from anywhere.

As to...

"The major tickets must remain as they are now"

I thought that did not need to be said, but since you brought it up, yes that is the way it works. Just like when you make a baseball bet, if they change the starting pitcher before the game, then there is no action.

Andy - Las Vegas