Fred Hassen probably has a ton of heeling videos with the ecollar and no leash.
-R training can work very well in conjunction with other pieces of the OC model for various positions, if done correctly.
the key phrase is "if done correctly..
Bart Bellon and many others use it extensively.
can be used for focus work, for contact, for lots of things.
E-Dog - 2012 WPBTCA National Championships
The time when screech owls and Bandogges howl and spirits walk and ghosts break up their graves.
Act I, Scene IV of William Shakespeare's "King Henry VI"