You can access email, Office documents, and other Office 365 services from your BlackBerry® device. Instructions for setting up your device are included here and in the Office 365 portal. Go to Settings > Office 365 settings > Get started > Phone & tablet. Or, you can go to Software > Phone & tablet. Choose BlackBerry®.
Set up email on a BlackBerry®
Use Office Web Apps on your cell phone
Open a SharePoint Online site on a BlackBerry® device