When you cannot be around a phone 24/7, but you also don't want to miss an important call from a client, how can you find a happy medium? No customer wants to hear a machine pick up their call and ask them to leave a message.

Portability refers to the ability of a device or software to be easily moved or transferred from one environment to another. In telecommunications, it often refers to the ability to retain the same phone number when switching service providers.