The document summarizes several regulatory bodies in the UK and their roles: 1) The Advertising Standards Authority (ASA) regulates advertising across various media and deals with complaints about misleading or offensive ads. 2) The British Board of Film Classification (BBFC) classifies films and videos for appropriate age ratings based on content like drugs, sex or violence. 3) The Pan European Game Information (PEGI) system rates computer games for age appropriateness and retailers can be prosecuted for selling adult-rated games to children.