How do the paparazzi find out where celebs are going to be? Where do they get they’re info from?

PSGamer06: How do the paparazzi find out where celebs are going to be? Where do they get they’re info from?
I don’t understand, they find the celebs no matter where they go. The paparazzi invade their lives.

Answers and Views:

Answer by El
They pay kids, neighbors to watch.