How do I pay for FireArrest™?  When you purchase a FireArrest™ system, you will be required to have a valid credit card.  The initial purchase price will be billed to that credit card (product price + shipping and handling).  FireArrest™ will also verify that you have the funds available for the entire monitoring fee ($539.64).  This amount will not be charged, just verified that the credit card is capable of supporting the amount if needed.  This verified amount may show as held funds on the account for up to four (4) days.