some of these instruments mainly cutting advertising costs." Guerrilla marketing is a way of increasing the number of individuals exposed to the advertising with the cost of campaign. The instrument of diffusion helps to each a wide audience, which causes none or little cost because consumers (viral marketing) or the media (guerrilla PR) pass on the advertising message" ("Guerrilla Marketing: The Nature of the Concept and Propositions for Further Research", 2016). Guerrilla campaigns usually implement a free ride approach, this means that to cut their costs and increase the number of recipients simultaneously to maximize the low cost effect. For example, they will try to benefit from placing advertisements on big events e.g. sporting events. Guerrilla marketing was regarded to target existing customers rather than new ones, aiming to increase their engagement with a product and/ or brand. "When selecting audiences for a guerrilla message, a group that is already engaged with the product at some level is the best target; they will be quicker to recognize and respond to creative tactics, and more likely to share the experience with their friends, as social media has become a major feature of the market landscape, guerrilla marketing has shown to be particularly effective online. Consumers who regularly use social media are more likely to share their interactions with guerrilla marketing, and creative advertising can quickly go viral." See also References Advertising campaigns Advertising techniques Communication design Promotion and marketing communications Marketing techniques