Google Inc. has begun testing pay-per-phone-call ads, an emerging online ad model that is a twist on the popular pay-per-click ads. While pay-per-click ads link users with advertisers’ Web sites, ...

For e-commerce stores, effective pay-per-click management is the key to making ads profitable and staying competitive. Over the years, I've helped e-commerce brands of all sizes run successful PPC ...

An online ad that yields a phone call: Now that’s counterintuitive. After all, isn’t the point of such advertising to reduce phone time by directing customers to a Web site? That’s true for some ...