Let’s say you’re a restaurant owner and you want to greet all your suppliers by name when they reach your voicemail. Your suppliers are saved in your phone’s Contact list, so you could write a greeting like: Hi {FirstName} from {Company}, I’m out of the office this week, but please leave me a detailed message and I will return your call as soon as I am back next week.
Last, make sure you keep this voicemail account up to date, especially if you have some kind of "out of office" message, telling people where you are. Michael Hyatt updates his voicemail message every day-- it may seem excessive, but it lets his callers know that he regularly checks his voicemail, cares about messages he receives, and is likely to get back to them.

Voicemail Greetings – outgoing message recordings for after-hours voicemail box and when a call can’t be taken.
With the Holiday season right around the corner, your office’s voicemail greeting should quickly inform callers of any potential changes in hours, days or availability. Oh, and what better way to spread holiday wishes than with a personalized, updated greeting – of course, while at the same time, keeping your clients and prospects in the loop of where you’ll be and when.