Related KBs:
Outlook - Attachment and Recipient Limits
Outlook - Forward an Email as an Attachment

Quota Information

Faculty and Staff

Home Directory (FPSA) = 4.0 GB

Exchange Email = 3 GB 

Department Shares

Share Directory (FPSA) = 1.0 GB

Exchange Email = N/A 

Student Employees

Home Directory (FPSA) = 100 MB

Exchange Email = 1.5 GB

Students

Share Directory (FPSB) = 500 MB

Exchange Email = 700 MB

Email Attachment Size (message + attachment)

Large Distribution Groups = 1 MB

Off-Campus = 25 MB

Campus = 50 MB