Attaining the Six Sigma Yellow Belt certification establishes a foundation for subsequent progression within the hierarchical structure of Six Sigma. Individuals holding Yellow Belts who aspire to enhance their proficiency and undertake more substantial endeavors in the improvement realm have the opportunity to advance their skills and become Green Belts and, ultimately, Black Belts users. With the attainment of each level of certification, individuals assume greater responsibilities and exert a broader influence on initiatives aimed at enhancing process improvement.