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Five Reasons Not To Implement VoIP: Page 5 of 5

Indeed, it is almost guaranteed that a VoIP implementation will have ramifications far beyond technology and infrastructure issues. "You might be looking at a process of firing and hiring, or training," Levy says. "Either way, you're looking at a substantial expense."

Of course, organizations that last upgraded their telephone systems for Y2K compliance before the turn of the century might have to swallow the bitter pill of retraining, hiring and network upgrades, and implement VoIP anyway. If you can sit on the sidelines for a couple of more years, though, Levy says that the best strategy is to wait until both the technology and your organization are ready.