I have the first DVD, but not the second. The first is quite good- certainly better than how K9 Nosework (as an organization) wants you to train it! I've also heard very good things about Denise Fenzi's methods.
RATCHX3 High Jinks vom Neuanfang - Gotchya Day: 1/23/2013 DN, SG, SR, CA
Inspire Spark to Ignition! (Ignite) Gotchya Day: 10/8/2016
C-ATCH Pimg - RATO, UJJ (x2), DJX, HIT, CA, CGC, High in Games, Reserve High in Standard- CPE Nationals 2014