Grandmaster Sedlak plays succesfully the London System for more than 10 years. The book examines only the lines after 1.d4 d5 2.Bf4 for the White repertoire. Material is sorted into chapters according to Black's reaction. The analyzes includes both the variations and word explanations. The lines after 1. d4 Nf6 2.Nf3 with possible Bf4 are analyzed in the volume 2, which is published in 2017. Further information about the book and a sample are available at chess-evolution.com