Download your quick reference sheet below: In dog training, clarity and timing are everything. This is no different in scent work. We want our dogs to understand what cues mean, what behaviour we’re looking for, and exactly when they’ve got it right. A marker gives you a way to clearly communicate this, pinpointing the exact moment your dog performs a correct or desired response and behaviour, whether that’s recognising odour, showing a change in behaviour, or giving a final