A word of warning: These greetings will not do you any favors if you're in the midst of a job hunt or work in a conservative industry. Always remember your target personas. If there's a chance they won't appreciate your sense of humor, opt for a straightforward greeting instead.
When recording a personalized voicemail greeting on your office phone, your greeting should include only the company name and your extension number. When recording a personalized voicemail greeting on your office phone, your greeting should include only the company name and your extension number. State your name and spell it out if you’re asking callers to follow up with written correspondence. State your company name and department name. Let callers know that you cannot take their call right now. Invite them to leave a message. What should I record on my work voicemail?

Recording the message yourself doesn’t mean it can’t be done professionally. You can still get studio time with an experienced audio engineer. Studio time can cost $60-$100 per hour, which may or may not come with an engineer. If you need to hire one, their rates are usually $100-$300 an hour. Mind you, their feedback, professional experience, and editing capabilities are typically well worth the extra expense.
A temporary greeting is something you record when you're in need of an interim message—like when you’re on vacation or out for the holidays. Dial *98 on your OnSIP-registered phone. Enter your voicemail box number. Enter the PIN/password for your voicemail box. Press 0 for voicemail box options. Press 3 to record your temporary message. How to Delete Your Business Voicemail Greetings