www.sitmeanssit.com This shows a fun retriever drill you can use in a park with the Thunder 100 retriever launcher. These drills in a park can get your dog used to seeing concepts of doing a blind, even through the excitement of gunshot and a double being shot. Sometimes you can’t always get into hunting environments but you still want to practice retrieving concepts and this gives you the capabilities to do that with the Thunder 100. http To become a franchise see: www.franchise.sitmeanssit.com