Sentry Systems Inc
Ripoff - unprofessional, crappy customer service, not sending invoices, not contacting when an issue arises
Around April I cancelled my month to month alarm service with this company, this was after 4 years of solid service with no issues or complaints and no billing errors. I received my final bill and paid it which was $16.05 which was my monthly fee just like it had been for the last 4 years. I had an ...