Chapter Three's case problem: #2 p. 78 Kwik Office Supplies - what concept applies to this problem? #3 p. 78 Rochard - what concept applies to this problem? #6 p. 78 Dave Woodstock - what concept applies to this problem? #9 p 79 Syd and Arnold Layne - what concept applies to this problem? Practice Tests: Formulating your answer to the case problems using IPAC