It helps you...
Design suitable matching networks which provide correct fundamental harmonic terminations for conventional (AB, B) high efficiency PA modes
Understand the Class D, E, and F modes and their feasibility at microwave frequencies
Use envelope simulation techniques to analyze the effects of distortion in overdriven PAs
Maintain high efficiency operation at low points in an amplitude modulated signal envelope including detailed coverage of the Doherty, Chireix, and Kahn techniques
Understand the possibilities and limitations of linearization methods
Objectively analyze PA stability and oscillation problems
With a focus on practical applications and hardware implementation, and a wealth of previously unpublished material, this is the most useful, up-to-date design guide available!