Get other people's inputs in order to go beyond your thinking or perspective. Using models and examples of how things have been done well is a key principle of creating success.  Accessing the wisdom of another (who is, indeed, wise, as opposed to just well-meaning and fairly informed) is another key.
                          
                              directly from them.  People tend to "enroll" themselves in contributing further to 
                              the cause.  It is used as a key strategy for career/job finding (See
                         Brainstorming - The "Green Light" (anything goes!) approach to generating 
                              incredibly expanded perspectives and ideas.
                                   Brian Tracy had used this every morning on whatever came up.    
                                  MasterMind group.
                                  possibilities outside your normal mode of operation
THINK BIGGER
     If you use these, you'll be encouraged to "create outside the box":