Got a chocolate cocker bitch just 12 mths. Bought her at 9 mths old she has come on well considering she was a pet & new nothing. She comes to the whistle will retrieve from the water to hand. She will quarter and turn to the whistle,blind retrieve,I can send her to 3 different types of dummy,her response to hand signals is good,she is sound to fireworks and gunshot.But she will not stop & hup at distance even a small distance she returns then hups. She very bright,strong willed & super hyped. Have tryed all the training methods I no to correct it but she still won't do it. My spri