Welcome to Part 5 of the P.B.Dionisio & Co. Online Gun Seminar. We will cover the five principles of marksmanship. The Philippine Firearm Law Rebuplic Act. No. 10591: “Comprehensive Firearms and Ammunition Regulation Act” was signed into law by President Benigno S. Aquino III on May 29, 2013. The Implementing Rules and Regulations of RA...