By submitting this form and signing up for texts, you consent to receive messages from Langston Security & Integration, LLC at the number provided regarding your request, updates about appointments and services or promotions and offers, including messages sent by autodialer. Consent is not a condition of purchase. Msg & data rates may apply. Msg frequency varies. Unsubscribe at any time by replying STOP. Reply HELP for help. Privacy Policy & Terms of Use.