3. http://www.creativeguerrillamarketing.com/what-is-guerrilla-marketing/
Above the line marketing involves mass media methods for targeting
larger and more general customers. For example,TV and Cinema,
Radio, Magazines and Newspapers, Billboards
Below the line marketing is the same as direct marketing for
reaching smaller but more targeted audiences. For example, Social
Media, PR, Search Engine marketing, Events, Paid Search
https://www.techopedia.com/definition/1617/viral-marketing Below Marketing:
Q Magazine Advert