No longer will you need to stay close to your analog desk phone to receive customer calls, or communicate with a colleague. You have the freedom to roam. As long as you have a working internet connection, you can communicate with customers. IP phone systems allow you to take business calls from your smartphone when you’re on the go.
8x8's mobile app (available for iOS and Android) allows employees to access business lines from their smartphones. With the app, employees can have all the features of their work phone (chat with other employees, check voicemail, see co-workers' status, and view online faxes) - like they never left the office.

Vonage originally was known for its residential consumer offering that disrupted the telecom landline marketplace. However, Vonage also offers a small business phone service. Vonage is a publicly traded company (NYSE:VG) and according to recent investor presentations, their growth focus seems to be on midsize and enterprise businesses, with less emphasis on small business customers. Feature We Like: Simultaneous Ring which will simultaneously ring up to 5 other phones to reach you.
4. Humorous Voicemail Greetings. While straightforward is always the safe bet, certain entities can go to the humorous side of voicemail greetings. Before taking this route, consider the type of callers and the persona the recipient is trying to convey.