1. An information distribution system for distributing information to a plurality of receiving devices in a plurality of locations, at least one of said receiving devices being connected to a display, said system comprising: a first remote site containing at least a first set of digital data; a second remote site containing at least a second set of digital data; said first remote site adapted to transmit a signal encoded with at least said first set of digital data to said at least one of said receiving devices, said first set of digital data comprising: a first set of displayable data and a second set of displayable data adapted to appear on said display, said second set of displayable data having an appearance on said display distinct from the appearance of said first set of displayable data on said display for facilitating a user to select said second set of displayable data; a first set of indicating data for indicating a presence of said second set of displayable data, said first set of indicating data not being displayed to the user; and at least a first linkage reference, said first linkage reference being associated with said second set of displayable data and at least one portion of said second set of digital data, said first linkage reference not being displayed to the user; said at least one of said receiving devices being configured to transmit said first linkage reference to said second remote site upon the user's selection of said second set of displayable data on said display, said second remote site adapted to transmit said second set of digital data to said at least one of said receiving devices after said first linkage reference is received at said second remote site.