It is a campaign to encourage veterinarians and pet owners to «Flip the Lip» of their pets and look for abnormalities in the mouth, whether it be periodontal disease, fractured teeth, oral tumors, orthodontic misalignment of teeth, fractured maxillas (
upper jaws), fractured mandibles (lower
jaws), sympysis separations, especially in cats (left and
right mandibular separation), gingivitis, stomatitis and tooth resorptive lesion.