How to win in Paper.io 2?

If you need to expand your territory, what do you need to do?

In Paper.io 2, you can take over other people's territories.

In Paper.io 2, players cannot draw circles on other people's territories.

In Paper.io 2, the bigger the circle, the bigger the territory you occupy.

In Paper.io 2, the maximum territory can be occupied up to 100%.

In Paper.io 2, you can expand your territory even without killing your opponent.