William desperately needed tires for his car, and he found an ad with an incredibly low price. When he got there, he found out that those tires had supposedly sold out, and he was pressured into buying tires that were more expensive than he wanted. William found out later that Marcelo had the same experience at the store a few weeks earlier. It's quite possible that both William and Marcelo had become the victim of a deceptive pricing tactic known as