How to immigrate on the pie? How can I value my family?

My ~ Settings ~ I want to migrate ~ Select the server to migrate ~ OK

The first immigration is free, the second immigration 100 diamonds, the third immigration/500 diamonds, and the fourth and subsequent immigration 1000 diamonds.

Pay attention to the family: enter the family, click the plus sign in the upper right corner, and click an eye-like icon to pay attention.