The document analyzes and compares three film trailers: 1) Goodfellas highlights Martin Scorsese and Robert De Niro to attract audiences familiar with the gangster genre. It uses upbeat music contrasting violence to create an eerie feeling. 2) Notorious focuses on Biggie Smalls' life and music career rather than actors. It shows his involvement in crime and relationships to depict a multi-dimensional biopic. 3) Rock 'n' Roller establishes itself as a typical Guy Ritchie gangster film through its setting and conventions like multiple competing groups. It aims to attract fans of Ritchie's previous successful British crime films.