To delete a rating that you had given to a title, first login to your your library card account. Then select the My Ratings link. Mark the titles you wish to delete, and then click the Delete Marked button. Or you can select Delete All to delete all the titles.
To change a rating you have given a title, first login to your account. Then select the “My Ratings” text link. In the display of star ratings next to the title you want to change, click on the appropriate star for your new rating. The page will refresh and display your new rating. For more instructions, visit My Ratings Instructions.