Thrillville

Square, Circle, Triangle, Square, Circle, Triangle, Square.

Change the Hat Stall theme. To do this, press Square, then choose "Inventory". Select the Hat Stall, select "Customize Style", then choose the themes. Change it with Left or Right.

Tap X on the Chat menu instead of choosing which is the best conversation for someone.

In Career mode, get good rides and leave the game running while you are sleeping. You should have lots of money afterwards.

Play the Flirt mini-game instead of the regular conversation. Note: This option only becomes available after you reach the Love Interest level.

Keep pressing the third icon to either become their friend or sweetheart faster.