Steps:
1. Open Cheat Engine
2. Enter Zombie Party
3. Select browser in process list (3rd chrome.exe or plugin-container.exe for firefox)pwnthis.net
4. Scan current EXP.
5. Kill some zombies.
6. NEXT scan new EXP (you gotta watch this as killing zombies is automatic so you may miss the exact value. To prevent this, I used (scan increased value as shown in video)
7. Once done, you should have 2 addresses remaining. pwnthis.net
8. Change both value to something high.
9. Enable speedhack
10. And stop the speedhack when you reach lvl 30. That is the level you want. pwnthis.net
11. Now, you can purchase the 5600 item from the shop.
12. NEW scan 5600. pwnthis.net
13. Bout 20+ addresses appear. Select all and press the red arrow.pwnthis.net
14. Change ALL the values to 1.
15. In the shopping menu, browse to another page and back and watch the 5600 becomes 1.
16. Now buy as many as you want.
17. Save the game by pressing the red disk at the right side
18. Refresh. Level and Coins are NOT saved. But ITEMS is saved.
19. Now, to get a lot of coins, NEW scan 5600 again
20. This time change value to 5600000 instead of changing it to 1 like you did in step 14.
21. Sell the item and watch your money grow. Save, refresh and coins remain