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?
If you really mean it, say you will return the call as soon as possible. For example, "This is Mary Mitchell. Please leave a message and I will call you back as soon as I can." If you want to give another option to reach you, go ahead, but limit it only to one telephone number or email address.

The more personal and specific the question, the more likely it'll get a response. Think about it this way. If you start to have chest pains on a busy city street, and you cry out, "Somebody call 911!" you might get help … but you might not. However, if you were to point at one specific person and shout, "Would you please call 911 for me?" it's almost a certainty that the stranger you selected would grab their phone and dial.
For example, if the lead is a first time home buyer, you can offer them advice on the general mortgage process in your voicemail. Plus, suggest they call you back to learn more. Make sure they know that you would be happy to answer any questions they may have.