A “mush” is a house rule not sanctioned by the league. It is a non-compulsory exchange of tiles after the Charleston optional across pass. Players who choose to participate place tiles to be exchanged in front of their rack, upside
There is a common house rule is called, “Wall Game Kitty.” Here’s how it works:
A “pie” is a limit set by players. Players start with $5 in coins to pay the winner.
The NMJL does not support house rules because they feel they are not conducive to the game and may lead to arguments.