For users who want to avoid the scripting process altogether, there are also services that provide prerecorded messages. Again, your voicemail greeting shoulders a lot of responsibility. Some people aren’t comfortable with having to create a message to deal with it. As such, users can choose from libraries of prerecorded messages, which are standardized greetings, for their voicemail. There are a variety of applications, services, and companies that provide this service. For example, VoiceNation, a voicemail, virtual PBX, and answering services provider, offers users a variety of samples.
Make it obvious why you’re leaving the message by asking a specific question at the end related to why they should call you back.

Recognize Their Need. When someone calls your business, the voicemail should give them a sense of validation. This means that your voicemail should extend gratitude for their interest in your business, or an apology for not being there to answer your call. These two simple courtesies can go a long way in the creation or establishment of client/business trust. Make it Informative for the Caller. Your voicemail must include all the information the customer will need for your particular business. For instance, if you’re a brick and mortar establishment, it’s wise to include your store hours. It’s also a good idea to leave them an alternate way to contact you, especially if it’s after hours. After all, you don’t want to miss just one potential customer. Here are some suggestions for elements to include in your voicemail: Business name Hours (if brick and mortar) Alternate method of contact, such as email Your name
Your voicemail should be very specific. It should be short and urgent. Use word's like "need", "should", "must" , or "have to" to create a sense of urgency. For example, say something like, "We need to discuss..." or "We should talk about..."