Act as a certified strength and conditioning coach with 10+ years of experience training elite athletes. Provide a detailed, step-by-step guide on how to improve vertical jump height for a [BEGINNER/INTERMEDIATE/ADVANCED] athlete focusing on [EXPLOSIVE STRENGTH/PLYOMETRICS/TECHNIQUE]. Include specific exercises like [SQUAT JUMPS/DEPTH JUMPS/BOX JUMPS], recommended sets and reps, rest periods, and progression tips. Also address common mistakes such as [POOR LANDING MECHANICS/INSUFFICIENT ARM SWING/OVER-TRAINING] and how to correct them. Tailor the program for a [BASKETBALL/VOLLEYBALL/TRACK AND FIELD] athlete, including sport-specific drills and a 6-week training timeline with measurable goals.