Steps to Create a CSV file of students using Google Sheets.

1. Open a new Google sheet.

2. On Line 1 type in: Email Address 

3. Enter in the students emails starting at line 2 (One email per line)

Example:      

4. Click on File.

5. Hover the cursor over Download.

6. Select "Comma-separated values (.csv, current sheet)"

7. Move the downloaded file to your desktop.