If you do not choose to use the learning management system and need to email your students an attachment you can use Banner, although perhaps not in the method you are accustom.
Class List
Log into myRedDragon and navigate to the Academics Tab.
From here, instead of choosing Email Your Class, Choose Class List.
By default your current semester is displayed at the top of the page. Choose the class you wish to email by selecting the Enrollment count. Note: This may not look like a selectable area, however it is, please click on it/choose it to be taken to the next page.
On the next screen is a list of all the students in the class. Choose the check box next to the column Student Name which will select all students on all pages. Choose the email envelope icon to open your native mail application (ie. Outlook
The student names will be placed in the TO field. You can now email students attachments using your college email.