Learning Objectives Understand who, what, where, when, why, and how as features of writing purpose. Describe the planning process and essential elements of a business document. John Thill and Courtland Bovee (Thill, J. V., & Bovee, C. L., 2004), two leading authors in the field of business communication, have created a checklist for planning business … Continue reading 5.2 A Planning Checklist for Business Messages