table 1.995, which means that there was an effect of exposure to the "free postage" version of the Tokopedia advertisement on YouTube on students consumptive behavior. 29.1% of the effect was given and the rest was influenced by other factors. The linear regression equation obtained was 22,362 + 0.730 which stated that every addition of one value of The Effect of Advertising Exposure would give an increase in value of 0.730 on Students Consumptive Behavior among Communication Science Students year 2017-2018 in Sriwijaya University Indralaya." />