In the U.S. there are an increasing number of places where the schools insist on parents being present for both drop-off and pickup, sometimes to the point that they will call Child Protective Services (government agency) to report Child Endangerment if the kid arrives alone.

We are looking at places for our older child right now, and one of the schools we are looking at has an official document that the parents must present in order to pickup your child. Otherwise they will not release the child.