Periodization or structured periods of training can easily be optimized to prevent overtraining or injuries and to monitor progress in performance. See graphically planned totals, duration & distance, ... and keep an eye on the bigger picture.
Don't loose track of your annual planning. The annual plan is integrated into the Workout Schedule so you don't lose track of the macro plannig while working on the micro plan.
Easily identify anomalies in the annual plan by viewing the planned macro data in a automatically plotted graph overview.