Give them a reason to call you back. In both voicemail messages, did you noticed how I mentioned new information they might be interested in? That will grab their attention more than simply introducing yourself, thanking them and asking them to give you a call if they have any questions. Come from a place of helpfulness by giving them something to look forward to and that will solve a problem.
Android phones can access voicemail by holding down the 1 key on the dial pad until the phone dials your 10-digit phone number. You will automatically connect to your mailbox and be prompted to enter your temporary password; this password is the last 4 digits of your phone number followed by the # key. How do I check my voice mail? To call your voicemail on an Android phone, simply open your phone’s dial pad and hold your finger down on the “1” key. You can also call your voicemail from a different phone by calling your own number and tapping the pound key. How do you listen to voicemail on this phone? Turn on your phone and open the Phone app. Call your voicemail system. Enter your voicemail system passcode. Tap the key that allows you to check messages. Listen to each message and tap the corresponding key to replay it, delete it, or save it. How do I get my voice messages from this phone?

Activity Menu: This menu includes the Initial activities you can select after logging into the system. After you log in, you use your phone keys to access menu options. There are layers of menus, and their options are described as you progress through each activity. The first layer is called the Activity Menu. You can always get back to the main menu by pressing *R (or *7).
If your voicemails and emails are exactly the same, you lessen your chances of getting a response to either. So make them different by reserving certain questions for voicemail instead of email.