Modifiers can help on multiple occasions and not only modeling, but we
will start to work with them to transform some of our 3D objects. The first
step to use a modifier is selecting an object to receive that
"modification."
Use the "Add Modifier" option to pick one or more modifiers from the list.
Once you add a modifier to an object, it appears in the Properties Editor
at the Modifier tab (Figure 4.2).
Figure 4.2 - Modifier list
A few aspects of modifiers that you should keep in mind:
You can add as many modifiers to an object as you wish.