The document discusses developing an events app. It outlines collecting information about how people plan for, engage with, and follow up on events. This includes using calendars, maps, programs, and bulletin boards. The goals of the app are to help users plan their agenda, explore events, find interesting events, get directions, stay organized, and engage with other attendees before, during, and after events. The document then discusses designing the app experience for both phone and tablet, with the agenda as the main interface. It outlines sample screen designs and navigation between listing events, event details, maps, and the user's agenda.