The manager implemented the technique of positive feedback by praising the employee for achieving monthly sales goals. Positive feedback involves recognizing and affirming good performance, which helps to reinforce desirable behaviors and motivate employees. It is a critical component of effective performance management because it not only acknowledges the employee's efforts and achievements but also encourages them to maintain or improve their performance.
References
* Managing Human Capital Textbook
* "The Power of Feedback: Giving, Seeking, and Using Feedback for Performance Improvement" by Manuel London
* SHRM (Society for Human Resource Management) guidelines on performance feedback