From the menu that appears click the Click HERE to login with your CBS email account menu item.
Enter your CBS email address and click the Next button.
Enter your CBS email password and click the Sign-In button.
After a few moments you should be logged into Blackboard.
Click the off button in the upper-right corner and then click the End session and log out link that is displayed.
Click the End Session button.
Close your browser. You are now logged out of Blackboard.