Using food in training – Why do we use food!

Dr Ian Dunbar always bang on the money so why does he choose to use food??  Check out this video! Dunbar – I don’t want to use food…… I say…..”forget it buddy”!  Just love him! https://www.youtube.com/watch?v=zULweD95RzQ&list=PLE69C623A53AFE753&index=47