This essay provides a personal workgroup evaluation focusing on the marketing expert group within Toyota Company, examining their communication dynamics and performance. The group, responsible for coordinating marketing resources, faces challenges such as information hoarding and rushed product launches without proper quality testing. The analysis delves into the roles played by group members, including coordinators, opinion seekers, and recorders, as well as energizers, summarizers, and harmonizers. The essay outlines the stages of group development—forming, storming, norming, and performing—and identifies norms that regulate both positive and negative behaviors. While the group actively engages in reaching clients through online and physical methods and has developed innovative solutions like an automotive database and a company website, communication difficulties persist, hindering multitasking and overall performance. The conclusion emphasizes the importance of individual roles and team rules while acknowledging ongoing communication challenges and their impact on the group's ability to support each other effectively.