1. A user interface on a mobile device comprising: an integrated communication region positioned within a viewable area of an application on the mobile device, wherein the integrated communication region is configured to display a preview of content of a first message of a plurality of messages sent by a plurality of users, wherein the first message is a most recent message of the plurality of messages, wherein visibility of the preview is persistent across a plurality of screens of the application, and wherein across the plurality of screens of the application, (i) a position of the preview within the integrated communication region and (ii) the visibility of the preview remain unchanged until displaced by a second message, wherein the second message is more recent than the first message.