Great article! I kinda agree with Richard, this is more of an overview rather than an in depth review, but thats fine. Just see which service interests you the most and then go to their respective website. It’s really not that difficult.
However, for more complex systems, you’ll likely need personalized installation and setup support. Most VoIP providers offer custom onboarding programs, user training webinars or custom courses, and onsite installation/setup.

To provide as much helpful insight to businesses as possible, we've compiled the top must-have information that should be included in your office's temporary voicemail greeting. 1. Your voicemail should be timely and relevant to the situation at hand. 2. Indicate if you’re working remotely or changing office hours temporarily. 3. Set clear, reasonable expectations for your callers about when they should expect to hear back from someone. 4. State clearly what types of matters are urgent and give examples of issues that are not. This way, patients and callers can have a good understanding of what to expect about call-backs and reduce unnecessary follow-up calls. 5. If you have made disruptions to existing appointments, you should note this, as well as how you plan to reach people to reschedule.
Although your business voicemail service may be powerful, it’s probably not unlimited in its voicemail storage. You may find a cap of 100 messages for your voicemail inbox. At that point, you can easily clear unwanted messages by deleting them keep any necessary messages by downloading them.