I have been loyal customer for 11 years but could not get right prices for Plus service offered by Ackerman while Reputed competitors offered the best prices for more advanced system as they can... I have been loyal customer for 11 years but could not get right prices for Plus service offered by Ackerman while Reputed competitors offered the best prices for more advanced system as they can replace all equipment. While Ackerman equipment are already installed just needs Upgrades.. SHAME I am really unhappy with Ackerman.