Tools (download all tools in the google):
  • Cheat Engine
  • Flash 9 or Flash 10
  • Firefox
Steps:
  1. Enter  the game. Select from below, cheat works for all the games listed.
     
  3. Earn some coins by selling something
  4. Open cheat engine and select browser in process list
  5. Scan Settings = Array of bytes, HEX, Also scan read only mem
  6. Scan "F20F108098000000F20F114424F8" [for FLASH 10]  OR
    Scan "F20F108088000000F20F114424F8DD44" [for FLASH 9]
  7. 1 address returned. (if you cant find it, make sure you earn some coins first! or check that you are using flash 9!)
  8. Right click > Disassemble
  9. Right click selected code and select 'Replace with code that does nothing'
  10. Now, start spending freely! Notice your coins and cash will be 0. But you can purchase any items  EXCEPT expand your land for certain games. Have fun! You can sell the building for cash when the cheat is disabled.