Cheat mode:
Save the current game under one of the following filenames. Then reload that game to activate the corresponding cheat function. Alternately, pause game play, then type in the codes.

Result - Code:
Add 5,000 to food - RAGSCHOCOLATESTACH
Add 10,000 to EMUs - IAINTESTEDTICO
Add 1,000 to building materials - DEESEXTRAPIXEL
Add 200 random items - CATS or CATSNDOGS
All jobs instantly completed - SOGGYBISCUIT
Agents work for free - MARKSANCHOVYPIZZA
Transform plant squares to earth - PAVEME
Instant travel - CHEATINGNOTME
Skilled laborers - CHINSLOVETREATS
Enable all cheats listed above - AL'SFETISH
Earthquake - QUAKERATTLEANDROLL
Crash at port - HEADLESSTOURISTS
Alien message - HIALIENS
Remove alien message - SDI or SIDE
AT disaster - DUHDUN
Oil tanker spill - PINKEYANDPERKYEATCHEASE
Oil terminal spill - PEANUTBETTERTOAST
No money - MARYSECOSYSTEM
Create drug village - JENNERDRAWSGOODPICTURES
Create leaper tanker - CHINSLOVETREATS
Islanders turn blue - BEAUREGARD
Maximum money - WARBUCKS
Rizzo appears on demand - RIZME