1. Improve coffee quality: Starbucks can train its employees to become coffee masters, improve their coffee making technology and quality, and ensure that every cup of coffee meets Starbucks standards and requirements, thus improving their brand image and market competitiveness.

2. Increase employees' pride and sense of belonging: Employees who are regarded as coffee masters and receive professional training can increase their self-confidence and sense of belonging, thus improving their work enthusiasm and satisfaction and reducing the turnover rate.