Happiness can be obtained by clearing Rubble and building more Decorations on your Farm. You can unlock different Happiness Milestone Rewards with the Happiness Points that you have collected. Tap on the Daisy icon in the upper left corner to view the Happiness meter and the Happiness Milestones.
Unlocking Expansions gives you more farmland to build and gather resources. Each expansion needs a certain level to be unlocked. Tap on an expansion that is surrounded by a white dotted border to view the level requirement. Once you reach the required level to unlock a particular expansion, a lock