Originally Posted by thursdayisgod
Spin and location mean more than power to penetrate a fence. I've gotten balls through fences many times (after ball lands in) but I wouldn't assume my serves are over 100 mphs, or even close. Also my ground strokes go through the fence more often than my serves (more spin and land deeper). However I havn't seen your serve so maybe I'm completely off but I think going faster than 100 mph is a more difficult feat than most medium level players think.
I agree. I have gotten pretty slow kick serves through the fence, and ground strokes. I have also seen people who hit relatively slow ground strokes but with lost of spin put it through a fence. I don't think people realize how fast a 100 MPH serve is.