Mega Mall Story Cheats :
Secret - Combos
Putting the following groups of stores together on one floor will result in a Combination Bonus:
Unlockable - New Game+
After you reach Year 16 Month 4 Week 1, the game is officially over. You can continue on or choose to start a new game. If you start a new game, all the stores you unlocked will be available at the start of the game! Facilities and Special stores won't be unlocked though.