Press ~ during game play to display the console window. 
Enter one of the following cheats.

Result                             Code 
---------------------------------------
+$1,000                          - scrilla
Skip to the next background song - nextsong
All map locations discovered     - discover
Export equipment to file         - exportequipment [filename]
Suicide                          - imustbeemo
All clothing free                - allclothing
Re-enable tutorial tips          - resettutorial