Gold trophy:To unlock the Gold trophy, collect all the trophies in Mini-Games, Puzzle, and Survival modes.Silver trophy:To unlock the Silver trophy, complete Adventure mode.Easy money:Get the Zen Garden. Water the plants until they do not need anything else. Advance the system date ahead. The plants will need water again. Buy new plants, grow them to full size, then sell them. Repeat this to earn more money. You can also use this technique when you have to get Marigolds in Crazy Dave