Zones are not the things which make the blue loading message appear. The Uses of Zones Zones can be used to speed up your level. If you separate your level into several different sections, the game doesn't have so much to process. Another reason for making zones is if you have an area of your map with different properties. You use a zone to create water.
Zones can have many properties such as whether they hurt the player and even gravity.
Making Zones 1. Open UnrealEd and load up one of your levels. Making zones is pretty easy. We're going to make one to speed up the running of the map. Find a sutible location such as a coridoor separating a lobby and a room of offices.