[ChRoss]

When you're using gmail, you also dependent on the internet connection. And my opinion, for business email, having [e-mail] looks better than [e-mail]

[petervandijck]

1. You can have gmail offline easily, using a variety of clients.

2. You can have [e-mail], no problem with gmail for business.

[sjtgraham]

if you use the internet, you are dependent on the internet connection.

[niyazpk]

You can get [e-mail] in gmail. http://www.google.com/apps/intl/en/business/gmail.html