Just as an aside since there's multiple Phone Admins here: I work in IT for a Fortune 100 business and we support IOS, Android, Windows Phone - basically anything that allows Exchange ActiveSync functionality in order to connect.
It used to be 50% Blackberry Enterprise Server/50% Goodlink on Treo devices. Those days are long past. It's
mostly IOS and Android with a small minority on Windows phones and I can think of one or two stray Blackberry devices.
God That would be nice, IBM traveller is a PIA