A few free online affiliate programs products I can recommend:
Doggy Dans Online Dog Trainer: Video Membership From Top Dog Trainer
Revolutionary Dog & Puppy Training Product: Online Video Training Covers Every Problem! S.p.c.a. Endorsed. Top Converter With Trial. 70% Commission, 12 Month Membership Pays Up To 8! Packed Affiliate Program + Loads Free Videos + Autoresponder
Doggy Dans Online Dog Trainer: Video Membership From Top Dog Trainer