Pay-Per-Click marketing has become an online phenomenon, with marketers only paying for traffic they receive. As Internet marketing has evolved, pay-per-click is seen by many as the middle ground between paying per impression and paying per sale. Advertisers only pay when they receive traffic that may or may not be targeted.
Spyware Definitions A Good And Bad Idea
The usefulness of defining spyware benefits both the makers of anti-spyware products as well as the spyware coders.