There are many ways in which this film promoted itself, particularly through social media.

Twitter
One technique used by the twitter page was encouraging the use of the #PRIDE, this technique is used to try and get the film trending and get more people talking about it.

The twitter page also retweets tweets from celebrities such as Gary Lineker to help demonstrate that celebrities enjoyed the film therefore you will too.

The page also tweeted links of reviews from different sources such as the Guardian.