Simply speak into your phone or computer while recording a greeting with your business phone service. If you need to create your own audio file, the voice memo app on your phone should do fine.
You can send them funny Good Morning messages to make them smilechuckle, or laugh out loud from deep under the covers. Check out these hilarious messages that your loved ones will surely appreciate. Mothers are natural comedians, so you will have to try a little harder to get that desired reaction from them. It would not be difficult when you know what tickles their funny bones.

14. "Hello, you've reached the Sales Department at [Company name]. All of our representatives are currently helping clients [insert goal such as, 'achieve 40% growth through streamlining HR operations'] and are unable to take your call. Please leave your name, company, and phone number and we'll give you a call back ASAP. Thank you!"
A professional voicemail should be short and succinct. Simply introduce your company, ask the caller to leave their information, and let the caller know when to expect a callback. Once you record your greeting, you can easily upload it into the OpenPhone app. Simply go to your phone number’s settings, then choose to record a greeting, upload an mp3 file, or use text-to-speech.