There are allegedly up to 500 big ghost sites that offer advertising inventory to real-time bidding ad exchanges.

Online Ad Fraud Costs Everyone

Adweek’s Mike Shield’s has dropped another of his must-read stories on fraud in the online ad business. Today he alleges that there are up to 500 big “ghost sites” that offer ad inventory to …

The winner of The Wall Street Journal's small-business innovation competition thrived during the downturn by finding a new direction — and new markets

Innovation Lessons From Entrepreneurs

The Wall Street Journal’s recent honoring of small businesses and entrepreneurs brought up some ideas that any start-up or small business owner can implement. You don’t need to be an honoree in order to adopt the innovation techniques used by Read more