Hi Kathy,
We have a Help Center article on how to set up email with Microsoft Exchange Online located here. When you're ready for the IP addresses, send me an email by clicking the Contact button in the top-right corner of this message. I'll respond with a list of them.
- Justin
Justin Henderiks
Technical Sales Specialist
Method Integration Inc.
Toll Free: 1.888.925.6238
Local and overseas: 416.847.0400
Fax: 416.640.6027
E-mail: j.henderiks@method.me