You can use the CMI Library without creating a user account and have full access to all features except Bookmarks and Annotations.
See the Bookmarks documentation for details on using bookmarks and annotations.
You must first create an account before you can sign in. Start by clicking the icon in the menu bar.
Click the Sign up tab, enter your name, email address, and password and the press the “Sign up” button at the bottom of the window.
An email will be sent to the email address you entered. Click the link in the email to continuing signing up.
Click the link to confirm your email address. Unless you explicity sign out you will be automatically signed in each time you enter the site.
When you hover the cursor over the icon, which shows green when your are signed in, your name and account specific features are shown.
Signing in is usually done automatically. You will need to sign in only when you access the site with a new computer or after you explicitly sign out.