I have experienced the same problems with Knuckle Up Fitness. Followed all the necessary steps to cancel and they still are trying to charge me. Three years later and they are still harassing me. What is the deal with these people!!! Now the billing department in Colorado, Palomar Associates, are saying they never received anything years ago and stating that and I better pay or else. I've already gone through hoops with these people years ago and they still keep resisting. read full review »