Book excerpt: As coach of the powerhouse Jenks (OK) High School Trojans, Allan Trimble has amassed an amazing number of victories, state championship titles, and national rankings. And he's done it with a carefully planned and executed game plan that promotes the positive development of athletes and teams. Trimble shares the specifics of his system in Coaching Football Successfully. This meaty coaching manual covers it all: sideline communication, teaching fundamentals, practice drills, scouting and game planning, and postgame analysis and adjustments. Whatever your offensive and defensive schemes may be, you'll find the concepts applicable to your own program. Loaded with detailed diagrams of plays and advice for handling off-the-field challenges, this book is of great benefit to both head coaches and assistants. Coaching Football Successfully is more than a worthwhile addition to your library; it's a proven game plan to building a championship-caliber football team.