It's rude to send people junk mail.
Crystal works in marketing for a company that has developed a new product.
Crystal wants to increase product sales.
Crystal organizes a public event where the product is demonstrated.
Crystal sets up a mailing campaign to target everyone within a 200-mile radius of the store about the product.
People buy the product because they see its utility.
The campaign hardly has any sales as people simply threw away the flyers.