iPhone, BlackBerry, Android, Windows: Which is Right for Small Business?

It's been a while since people stopped asking businesses whether they needed a 'smartphone' and instead which sort they use. Before deciding which smartphone you want, establish that you need to collaborate, have access to mobile data and do all those other things a smartphone can do that a lower-spec model can't.

So, what sort of smartphone do you want? There are four basic choices—Apple, Android, BlackBerry and Microsoft Windows Phone. Each has their fans, some of whom get rather tribal about it. The truth is that each works pretty well. Here are some strengths and weaknesses.