Join a discount plan:
www.dentalplans.com
Look for free dental clinics:
http://freedentalwork.org/clinics/north-carolina
http://caare-inc.org/services/dental-care
www.nidcr.nih.gov/FindingDentalCare
Contact dental schools:
www.dentistry.unc.edu/patient
Look for daily deals:
www.groupon.com
www.livingsocial.com
