The purpose of good voicemail message is to promote yourself. Professional and informative message will make you look like expert in your business area for sure. All you have to do is adapt it to yourself.
In order to adjust your voicemail greeting to yourself, you have to think about how do you want to be seen by others. Or in other words, what do you want to be recognized for?
Basically, there are several simple rules that are making difference between good and bad voicemail message.
Voicemail message absolutely must be informative. People are calling you because they want to contact you. Your message must offer them solution to their problem. So if you aren't able to pick up the phone, you must include alternative phone number, e-mail or you have to specify exact time when you are available.
Voicemail systems can have option to serve different messages depending on what time is it. So you won't here the same message at noon and at 10 pm.
Another important thing to take care of is the feeling people get while listening to your voicemail message. You want to make them feel comfortable. That's why you have to try to be happy while recording your message because that can be heard in your voice.
If you want to know how people feel while listening to your message, call yourself. That's the best way to test your work. If you aren't satisfied with results, that means that you have to change it. Again, try to use tips listed above!
Voicemail Greetings is a place where you can find more information if you are interested. Also, you can read more about Small Business Voicemail