what are the advantages of VOIP telecom?

Question by blue bird: what are the advantages of VOIP telecom?
Why all companies are going for Voice Over IP? What is the advantage of it?

Best answer:

Answer by V8Gaz
Zero cost calls between Voip users is the big selling point. Also, many Voip providers now offer business users Virtual PBX functionality.

So that’s the answer. It’s very very flexible and extremely cheap.

Know better? Leave your own answer in the comments!

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