How you should be returning your serves - ft. Mari HumbergGet 15% off your Rukpack with code Rattlesnake15 at Rukpack.com Florida Smash’s Mari Humberg joins the Tennis Sucks podcast this week to talk about her rise on the pro circuit. She talks about her transition from the APP tour to Major League Pickleball and now PPA Tour. Mari gets into it with Travis about whether pros should be slicing their returns of serve. Let us know your thoughts in the comments.