The document discusses the various technologies used to create a teaser trailer, including a Canon DSLR camera, social media sites like Facebook and YouTube, blogging software Mahara, video editing software Final Cut Pro, and Apple Mac computers. The camera was used to film footage and take photos. Social media was used to get feedback and find inspiration. Blogs documented the process. Final Cut Pro was used to edit video and add effects. Macs were used for editing as they had the necessary software pre-installed.