Object Quickref
Many Max objects will accept a variety of different kinds of messages. While Assistance provides a very brief description of the most commonly used messages to a Max object, you can get a list of all the messages the object understands using the Quickref contextual menu. You can use the Quickref menus as an aid to Max patching, automatically creating message boxes that contain messages to an object from the Quickref listing.

Viewing the Quickref pop-up menu

The Quickref pop-up menu displays
The Quickref menu gives you a short summary of each message and its syntax. The format of a Quickref listing is:
Getting information from the Quickref pop-up menu

Patching from the Quickref pop-up menu