Hi Jeremy,
Please refer to the following link for the Support and resources: http://www.microsoft.com/en-us/office365/support.aspx
If you also have questions, please contact our sales and billing support to get a quick answer.
Contact Support for a billing or subscription issue
http://onlinehelp.microsoft.com/en-us/office365-enterprises/ff652548.aspx
Thanks,
Jason Jiang