do you mean getting yout jrt to mark at cornwall,markbricklol! if so train would be the cheapest alternative has its a pretty long way from wales to cornwall but if you mean marking rabbits,doing what you heard will help your dog along,if it doesnt come on just natuarellie?just go out with a garunteed marking terrier,once the experianced dog marks a set,try not to let yours see it marking if possible,and try it that way,not too much encouragement though has it could leed to it false markingimoa/hope this is of any help mate