On 30 June we held an online presentation on Office 365 - you can download the slides from that presentation here (5MB file size).
And you can also view and hear the presentation again here:
If you're prompted for a recording ID after you've allowed Windows Media Player to run, it's 82MTSC.
For videos on Office 365, take a look at the YouTube channel here: https://www.youtube.com/user/MicrosoftOffice365
And for a free 30-day trial, sign up here: http://www.microsoft.com/en-gb/office365/free-trial/small-business.aspx