1. A method comprising: providing, by one or more processors, an interactive display including dynamic thumbnails, the dynamic thumbnails comprising a combination of tiles, at least one of the combination of tiles describing a contact or an informational element; setting, by the one or more processors, at least one rule for displaying a notification, the at least one rule associated with a plurality of applications that use the notification and the at least one rule being set centrally in a namespace so that the at least one rule is applicable to each of the plurality of applications that use the notification, wherein the namespace defines a collection of at least two of interfaces, delegates, and enumerations; and causing, by the one or more processors, the notification related to the contact or the informational element to be represented on the combination of tiles, the notification represented in accordance with the at least one rule.