Training

Training this BGD drives me mad.  Today we were in North Essex with the http://www.unitedretrieverclub.co.uk/essex1. Great training and today - what a beautiful Spring day.  2 week ago I was there in thick snow!
Working BGD from a distance is so frustrating, when BGD is showing off nose down working the other side of the field to where she needs to be and saying that she is the boss |I need to get going to get my sprinting shoes on and get after her!! Me versus the BGD!! Oh dear ....
Practice this week with the whistle sit if I can overcome that then we are on the road, not sure where to but hey we will be on the next step.

Now the best way to train BGD to whistle sit is ??