This method promises to offer consumers something more for their purchases, according to the web definition, it is "the bribery of a buyer in order to 'induce the agent to conclude an agreement'. transaction". An example of such advertising is "buy one, get one free". Consumers are by nature greedy and often expect something more after their purchases, which is why this advertising technique gives good results and improves sales The technique of corruption is more common during end-of-year sales or seasonal sales, when manufacturers or markets want to increase their sales and sell off old stocks in order to create space for more. new products This technique can be tricky if the consumer is not sufficiently vigilant. Therefore, a consumer must think about what this “something extra” is, whether an additional item is worth its price. it will be helpful before committing He should always remember the old adage "no free lunch" Burger King's Mix & Match advert "2 for $5" is a good example of corruption..