A talking point in discourse is a succinct statement designed to support persuasively one side taken on an issue.
Discourse denotes written and spoken communications:
Talking Point by Lok Sabha TV
Such statements can either be free standing or created as retorts to the opposition's talking points and are frequently used in public relations, particularly in areas heavy in debate such as politics and marketing.
Public relations is the practice of managing the spread of information between an individual or an organization and the public.
Politics is the process of making decisions applying to all members of each group.
Marketing is the study and management of exchange relationships.
The framing of political discourse in terms of simple talking points has been criticized by media personalities such as comedian Jon Stewart for being a superficial examination of issues.
Jon Stewart is an American comedian, writer, producer, director, actor, media critic, and former television host.