Abstract: An extent to which a user has reviewed an email is estimated, and a review value is assigned to the email based upon the estimated extent of review. A visual indicator associated with the email is displayed, wherein the appearance of the visual indicator is determined at least by the review value. In an exemplary embodiment, the email contains one or more recipient email addresses, wherein each recipient email address is associated with a recipient review value. In the exemplary embodiment, a visual indicator is displayed corresponding to the recipient review value associated with each recipient email address.