Pons^* are usually not planned in advance. You may, however, choose to place yourself where there are more opportunities for pons. There are times when it would be appropriate to plan a pon in advance.

Edward De Bono, H+ (Plus) A New Religion? [Amazon, Local Library]

^* A pon is a positive sin. That means an action that is helpful, constructive and contributing.—De Bono (defining the term elsewhere in the book)