Conclusion of similarities and differences

Conclusion of similarities and differences:

here's a list of similarities and difference of each of the different types of trails throughout the different genres of films.

Similarities:

• they all contain some type of film production logo in them
• they all have some type of non-diegetic music 
• at some point, they all have a fast pace of editing to create action
• all say where the film will be showing 
• all say the date of release 
• they all say the website where you can find more information 
• they all say some type of social media 

Differences:

• they are all different lengths of time 
• the longer trailers contain the director's name 
• the longer ones have some of the crew who creates the film 
• the shorter trailers start with high impact sounds 
• the short trails start with high-speed editing to create more action right away 
• the longer trailers have more back story 
• the longer trailers have key scenes and catchphrases