Some excellent Office 365 video jump start training delivered by the products teams covering Lync Online, Exchange Online, SharePoint Online, and Office 365:
• Office 365 Jump Start (01): Microsoft Office 365 Overview for IT Pros • Office 365 Jump Start (02): Deploying Clients for Office 365 • Office 365 Jump Start (03): Microsoft Office 365 Administration & Automation Using Windows PowerShell™ • Office 365 Jump Start (04): Microsoft Office 365 Identity and Access Solutions • Office 365 Jump Start (05): Microsoft Office 365 Directory Synchronization • Office 365 Jump Start (06): Exchange Online Overview for IT Pros • Office 365 Jump Start (07): Microsoft Exchange Online Administration • Office 365 Jump Start (08): Microsoft Staged Exchange Online Migration • Office 365 Jump Start (09): Hybrid Options with Exchange Server & Exchange Online • Office 365 Jump Start (10): Exchange Online Archiving & Compliance • Office 365 Jump Start (11): Lync Online Overview & Configuration for IT Pros • Office 365 Jump Start (12): SharePoint Online Overview • Office 365 Jump Start (13): SharePoint Online Administration • Office 365 Jump Start (14): SharePoint Online Extensibility & Customization • Office 365 Jump Start (15): Office 365 Deployment Overview
I will post more after the Office 365 launch.