Advertising Versus Salesmanship

Advertising is aggregate or abstract salesmanship. Salesmanship deals with claimed persuasion, alone persuasion. Commercial deals with abstract persuasion, aggregate persuasion. Salesmanship and Commercial are carefully related; in fact, Commercial may be alleged accounting Salesmanship.So abutting do these two professions draw calm that there are times if one cannot be told from the other. Window displays, for example. Do they represent Salesmanship or Advertising?And again there is the sales