Sites, applications and platforms that enable the sharing and generation of user content in real time and enable social networking. Facebook, Instagram & Twitter are examples of social media platforms.
Email non-delivery notifications that are generated as a result of emails being sent to active (live) addresses but which are turned away before being delivered.
The use of specific audio elements, such as jingles, voiceovers, or sound effects, to reinforce a brand's identity in the listener's mind.
Also known as a bot, robot or crawler. These are programmes used by a search engine to discover, download and index web content.
A set of ad specifications for standard image or animated in-page ad units that establish a framework for advertising inventory and webpage design.
