The office of the president holds significant hard and soft power both in the United States and abroad. Article II of the U.S. Constitution vests the executive power of the United States in the president.
PPP (Point-to-Point Protocol) is a protocol for communication between two computers using a serial interface, typically a personal computer connected by phone line to a server.
PPC is a manufacturer's mark and stands for Princess Pride Creations. They registered their trademark name in 1955 in Providence, RI. This trademark has since expired.