Comcast Corporation is a worldwide cable company that provides cable services to businesses and individual consumers. In Philadelphia, the company purchased some of its competitors, which increased the percentage of its local ownership to about 75 percent. In early 2003, six individual Comcast customers sued the company, claiming that they paid too much for their cable service as a result of its recent acquisition. What aspects of consumer law does this case involve? [Behrend v. Comcast Corp., 655 F.3d 182, 185 (3d Cir. 2011).]