**Please do not use a fuzzy tennis ball as a reward, the surface collects dirt and acts as an abrasive - much like sandpaper - filing your dog's teeth away and eventually exposing the nerve tip. Ouch! Make sure your ball has a hard surface such as rubber**

If you own a herding breed, and are using a ball as a reward - please make sure to watch the Your Border Collie Webinar to understand reward delivery and arousal to get the best out of your dog an avoid building frustration.