Why are these #$%@! annoying ads following me around? How do I make them stop?

No matter where she clicked, the annoying ads followed Suzanne Wolko.

Whether she was visiting her favorite travel blog or a booking site, a colorful image for a five-star hotel in Chicago popped up, “almost taunting me to click it,” says Wolko, a former corporate travel manager who lives in Philadelphia.

Get smart. Sign up for the newsletter.