Keep in mind that regulations for use of email and text messaging may require clients to opt-in—meaning they give permission for you to contact them in this way. So, you’ll need to be clear if you plan only to use email or text messages for one-on-one communication during active casework or if you may also use it for other reasons as well, including reminders or promotions for your products or services.
Like I said earlier, 99.9% of voicemail greetings are exactly the same. Go outside the box and create a hilarious voicemail greeting. Comedic messages create a memorable experience, encourage word of mouth and keep your callers on the line. Seems like a winning formula to me.

7. A Classic Hepburn Answering Greeting for Voicemails. Katharine Hepburn’s iconic and feisty voice goes down in history and can add a bit of moxie to your voicemail greeting.
nothing too crazy in terms of actual content, but my brother and i recorded our message in irish accents a while back, which was quite fun. we fooled plenty of people (i'm sure had any true irish folk called, they'd have vomited at the poor accent impersonations!) Aug 1, 2004 19,801 8 The City of Culture, Englandshire I did one once where I just said "hello?" - then paused for a few seconds and continued ... Quite a few people said they started talking before being interrupted by me telling them to leave a message! I've heard messages like that before – although they've kept on saying "hello?" a few times (louder and louder) to make you think that they've actually answered the phone but they can't hear you.