It's important to mention your follow-up plans in your sales voicemails. Sometimes just the knowledge that you'll call again is enough to entice a prospect to respond. Let them know that if you don't hear back from them, you'll follow up in a few days or next week.
Increase the odds of getting a call back by mentally composing your message before each call. And remember, people hate it when callers state their name and phone number too quickly in voice mail messages – no one wants to listen to a message ten times to comprehend simple information.

Now, we’ve covered the topic a bit at length in the past, with sure-fire ways to engage callers with your business voicemail greeting. Still a solid basis for constructing your new voicemail greeting, we’ll cover a quick recap of the most important aspects of a voicemail greeting for those that are unfamiliar.
“CBW Productions got its start in a two-bedroom apartment in Cohasset in 1999, and in the early days, most business was in professional voiceover recordings. But after the attacks of 9/11, Verizon hired the firm to permanently record victims’ last messages sent and provide them to survivors.”