SIP, implement it correctly and you will be satisfied, but if you don't hire the right company, the taste of SIP will leave you with a bad taste in your mouth.
New Samsung SMT-i OfficeServ Telephones, A Sweet & Sexy Treat In Office Communications
Unlike other more expensive obsolete systems, or their evil twin sister (that robs you monthly) called "hosted PBX", Samsung delivers the most economical system for the dollar invested in the business today. Cost of ownership usually has continual Return of Investment and is guarded with the Samsung 5 year manufacturers warranty. Add the 0% lease option by Rottweiler and you have a winning hand.
The Shocking Delivery Caused By Electrical Contractor, by Duke Smith
After 30 years of communication installations I wonder what possesses some IT directors when they don't consult a professional as they embark upon spending thousands of dollars for the installation of their voice and data wiring.
24 Hours In The Day Of Rottweiler, by Duke Smith
Then the most troubling call of all. This customer has an 88 year old mother who has a caretaker who he believes is abusing his mom. She has Alzheimer's and can not tell him what happened. He a set of eyes over her care yet she has the bruises and had stitches the week before.