$99.00 Customer Installation charge.36-month Monitoring Agreement acquired at $33.99 per month ($1,223.64) Form of payment must be made by credit card or electronic charge to your checking or saving account.Offer Applies to homeowners only.Local permit fees may be required.Satisfactory credit history required.Certain restrictions may apply.Offer valid for new ADT authorized dealer customers only and not on purchases from ADT security services,inc.Other rate plans available.Can not be combined with any other offer.