Sudrajat, Y.; Waskito, S. K.; Purnomo, A. . Strategy to Improve Courier &Amp; Logistics Performance in the Enterprise Business Directorate through the Influence of Price and Service Quality on Competitive Advantage: Empirical Evidence from PT Pos Indonesia (Persero) Regional 3 Bandung. DIJEMSS 2025, 6, 2931-2942.