The document discusses how a film product could use or challenge conventions and represent social groups or issues. It notes some potential conventions for a coming-of-age war film involving a British family, such as depicting the father fitting stereotypes or using stereotypical groups of men. It suggests introducing characters early and questioning if stereotypes are overused could challenge conventions. Representing the effects of war and the father's absence on the family and getting audiences emotionally invested in characters are discussed as ways to represent social issues.