Drives executed from the front expose the defender's arms and neck. Drives executed from the rear create space at the defender's hips to insert a heel. Lifts Lifts are exactly what the name implies. You don't lift all of the opponent. You only lift enough to expose your target.
Lifts are, almost exclusively, performed on the defender's hips.
Lifts create space to insert your heel or heels into the defender's hips to lever the lower torso. The maneuvers that were used to induce the initial movement are, very nearly, irrelevant. After all, every player is going to employee the skills and maneuvers that work best for him, or her. The point is that the attackers forced the opponent to move and then capitalized on exposed weaknesses. Basically what the successful attackers did was utilize the rule of inertia.