“给我一个支点,我能撬起地球。”阿基米德的名句,杠杆原理,也可以形容公关传播对营销的推动作用。相对于投入大、自吹自擂的广告宣传,公关传播由于投入较小、借第三方的嘴说话,操作隐蔽,容易被消费者接受,从而拉动产品销售。但是,如何找到公关传播的“支点”,使它撬起“营销地球”呢? “Give me a fulcrum, I can pry the earth.” Archimedes’s famous phrase, leverage principle, but also can describe the role of PR marketing to promote. Compared to investing big, boast of advertising, public relations dissemination due to small investment, by the third party’s mouth to speak, the operation hidden, easy to be consumer acceptance, thus stimulating product sales. However, how to find the “fulcrum” of PR communication and make it prized marketing earth?