This document discusses brainstorming techniques for generating ideas in a group design process. It outlines ground rules for brainstorming that encourage free-flowing ideas without criticism. These include relaxing, having fun, explaining ideas quickly without questions or evaluations, and focusing on associations rather than viability. The document also describes an idea trigger method involving an initial idea purge phase, followed by members building on each other's ideas, and finally compiling ideas into a master list. It stresses selecting promising ideas to develop in more detail after brainstorming.