Firstly it is introduced by "Jay Conrad Levinson" in 1984 in his book "Guerrilla Marketing". Do I tell you the whole story of guerrilla marketing? Let me tell you. The term "guerrilla marketing" was coined in 1984 by a merchant named "Jay Conrad Levinson", which was inspired by the guerrilla warfare that spread during the Vietnam War and was characterized by the Vietnamese soldier deception. He has published a book that suggests that the new wave of marketing campaigns should be clear, effective, unique, outrageous and smart, while reducing the budget.If you want to know all about Guerrilla Marketing then visit: - https://www.chrometechno.com/2019/02/guerrilla-marketing.html