This document summarizes the key principles of the One Minute Manager approach. It discusses three types of managers - autocratic, democratic, and effective. It then outlines the three principles of One Minute Management: one minute goal setting, one minute praising, and one minute reprimanding. For each principle, it provides details on how to implement it and why it is an effective approach. The overall summary is that the One Minute Manager technique focuses on briefly but meaningfully engaging with employees to set goals, provide feedback, and correct issues in a supportive manner that promotes growth and productivity.