A system includes multiple in-room telephones (e.g., in the rooms of a hotel or the like) with integrated tablet-like touch displays in each one of multiple rooms, a computer-based server that is connected to the in-room telephones and interacts with the in-room telephones to provide configuration information to facilitate display of advertising information including, for example, logos, at the touch displays of the in-room telephones, and one or more computer control terminals connected to the computer-based server and operable to facilitate human control over various aspects of system operation including the advertising information displayed at the touch displays of the in-room telephones.