The creeping serve is a fault that arrives so slowly you never notice it happening. When you learned to serve, your contact was low and clearly underhand. Then, over months of chasing a little more pace, your contact point drifts upward — a centimeter at a time — until one day it's up around your belt or your ribs. Every serve in between felt normal. And then, in a tournament, a referee calls it. Better to catch this from a coach now than from a fault call at the worst possible moment.

Why contact creeps up

It creeps because higher contact feels powerful. Striking the ball up around your waist lets you swing flatter and harder, and flat-and-hard feels like a better serve than low-and-soft. So without ever deciding to, players trade a legal low contact for a slightly-too-high one in pursuit of pace they don't actually need — because in pickleball, serve depth wins far more points than serve speed, and depth comes from an upward arc, not a high flat strike.

The fix is to consciously drop your contact back down below your navel and let the swing travel up from there. Lower and upward is both the safely-legal motion and the one that produces easy depth. You give up a little of the flat pace that was never helping you and gain a serve that lands deep, pushes your opponent back, and never worries a referee.

What CoachVision measures — honestly

CoachVision reads how far below your hip line your hand strikes the serve and reports it as contact below hip, in torso-lengths. A hand striking well below the hip reads safely low; a hand creeping up toward the chest is the trend this metric is built to flag.

Now the honesty, because it's the whole point of this fault. This is a legality-adjacent proxy, not a verdict. The tracker reads your wrist, not the paddle head; the rule's line is the navel, which sits below your hip marker; and camera height shifts the number. So a mildly high read can still be a legal serve. What the metric genuinely catches is the drift — contact trending upward over weeks — which is exactly what you want to see early. The tool says "worth a slow-mo check," never "illegal." And if you're hitting a drop serve, this doesn't apply at all — that motion is exempt from the below-navel rule.

The drill — Slow-Motion Serve Check

Make catching the creep a weekly ten-second habit. Film your serve in slow motion from the side and watch three things: arm swinging upward, contact clearly below the navel, paddle head below the wrist. Five serves, filmed, three checks each.

Slow-mo is the only honest way to see your own contact height — live, it's a blur; frozen, it's obvious. Once a week keeps the creep from ever sneaking back, because you're measuring against yourself instead of trusting a feel that already fooled you once.

Film your serve from the sideline and watch your contact-below-hip read. Drop the contact, swing up, aim for depth — and turn a lurking fault into a serve that pushes opponents back and stays clean under any referee's eye.