For codes 1 through 8, if you change families you will start on level 1
1. AK0T-DA2C - Start on Scenario 2

2. AP0T-DA2C - Start on Scenario 3

3. AV0T-DA2C - Start on Scenario 4

4. AZ0T-DA2C - Start on Scenario 5

5. A30T-DA2C - Start on Scenario 6

6. A70T-DA2C - Start on Scenario 7

7. BB0T-DA2C - Start on Scenario 8

8. BF0T-DA2C - Start on Scenario 9

9. BK0T-DA2C - Show credits

10. A5BA-AA6G - Construction done faster and cheaper than normal

11. ADAA-ACGR - Buildings fixed faster and cheaper than normal

12. ADAA-AAGR - Buildings cannot be fixed-will still use up money if you try to fix them

13. AMZT-AA6R - Buildings not damaged when laid on rock instead of concrete