Google Voice is great for call forwarding but does not possess many standard features offered by other providers. Some features that are lacking are automated attendant and multiple-user extensions.
Here are a few impressive Voicemail Greetings formats that we can use for our Business, and Prepare your IVR system using some free Text to speech convert online. Let’s Find your Favorite one that suits your Business types like Doctors Clinic, Crunch Office, Low Office, Avaya Office, Dental Office, General Office, Leasing office, Call center, Customer Support office, Legel Office, ooma office, temporary Out of Office Voicemail.

Even in today's fast-paced world, customers don't like being greeted with an automated message. According to the New York Times, callers of a certain age are put off entirely if they are answered by a voicemail instead of a real person.
Most VoIP solutions will require stable and consistent internet connectivity at all your office locations where VoIP will be used. At the very least, your business phone system must have access to a business-class internet link, so discuss these needs with your company's internet service provider (ISP). This should be a dedicated link through a dedicated router if you expect your phone calls to sound as if they were coming from a business and not someone's home Skype connection. At a minimum, it's important to have a router that can create virtual LANs (VLANs) and also has the ability to encrypt your voice traffic. These days, you need end-to-end VoIP security for any call.