Implementasi kebijakan Public Service Obligation (PSO) oleh pemerintah dalam rangka pemenuhan prinsip keterbukaan sebagaimana diatur di dalam undang-undang pos, dalam pelaksanaan Layanan Pos Universal (LPU) = Implementation of Public Service Obligation (PSO) policy in the context of fulfilling the non-monopoly principle as regulated in the postal law, through the implementation of Universal Postal Services (UPS) / Muhammad Fadh