A communication device may be configured to be connected with an information display device in a communicable manner. The communication device may store address information of summarized content information, wherein the summarized content information includes, for each of a plurality of contents, at least address information of the content and a title of the content. The communication device may acquire the summarized content information from the address information, display the titles of the plurality of contents included in the summarized content information, allow a user to select at least one title from the titles of the plurality of contents, and send information concerning a content corresponding to the selected title.