Many businesses try to save money by selecting an amateur voice actor from inside the company to provide a recording. The trouble with this is that: The “actor” is typically an amateur with no voiceover experience. The company doesn’t have personnel with directing voiceover. The “actor’s” goal is to finish quickly and get back to work, not make the best-quality recording.
One of the rules you should remember is to speak a bit slowly and clearly so that your callers are able to understand more easily what is being said.

Remember to watch out for ambient noise on your end of the call as well. Train signals, traffic, or even outside conversations can be very distracting to your callers and project an unprofessional image. Don’t forget the beep. Every millisecond – yes, millisecond – between the end of your greeting and the beep is time callers could potentially drop the call. That’s why the anticipated beep should sound the moment your greeting is finished. Leaving lengthy, silent gaps may cause your customers to wonder if they’ve been disconnected. Don’t give them the opportunity to hang up waiting to hear that affirmative tone. Check and then recheck your greeting. After you complete your outgoing voicemail message, play it back to verify you’ve said everything you intended to say. Then take it a step further and dial in to experience the greeting for yourself, and be mindful to contemplate the greeting from the customer’s perspective.
The inability to not being able to answer calls can be quite frustrating. While for some users, the phone hangs and freezes while receiving calls, others can make the action of answering calls