Users often don’t invest enough time into their messages, resulting in incomplete, unprofessional, or otherwise under-whelming greetings. Sure, crafting a greeting doesn’t sound all that complicated; however, there are a number of pitfalls users can fall into—i.e. informality, terseness, sincerity, lack of direction, and more. While none of these sound too catastrophic, they are often interrelated. As such, they tend to worsen any problem. For example, humor can cause informality, worsen ambiguity, and weaken sincerity. That being said, users should strive to avoid ALL these pitfalls.
If you’re rarely in the office and don’t use a mobile cell phone app to receive calls, be sure to provide alternatives so that customers can still receive the support they need.

Your business depends on customer engagement, and voicemail messages are a large part of that engagement. A voicemail is nothing more than a digital recording system, where messages are stored for you to retrieve later. Voicemail allows you to be able to connect with customers while you are away or during your off-hours, where they can drop off a message while you are gone. A voicemail greeting, on the other hand, refers to the message that your callers hear upon answering the phone.
Movies and Television. There is surely no better way to make voicemail fun than with pop culture references. Tim Gunn . Play off a classic line delivered by Humphrey Bogart in Casablanca. "Of all the messages on all the phones in all the world, you have to leave one for me."