This method promises to give consumers something more for their purchases, according to the web definition, it is the “bribery of a purchasing agent to induce the agent to enter into a transaction". An example of such advertising is "buy one, get one free". Consumers by nature are greedy and often expect something more after their purchases, so this advertising technique produces good results and improves sales. The technique of corruption is more common during year-end sales or seasonal sales, when manufacturers or markets want to increase sales and dispose of old stocks in order to create space for new products. This technique can be complicated if the consumer is not vigilant enough consumer should consider what that “something extra” is, whether the extra thing is worth the price, and whether it will be useful before committing. He or she should always remember the old adage “no free lunch.” Burger King's "2 for $5" Mix & Match advertisement is a good example of corruption