For best results, take Phoenix daily, whether you train or not.
Only take Pulse on days you train. Taking it more regularly than this increases the chances that you’ll build a tolerance to caffeine, which will diminish its performance-boosting effects over time.
Forge is best taken before exercise (cardio or resistance training). While it theoretically will help with fat loss regardless of whether you’re exercising or not, it’s much more effective when combined with exercise.