Yahoo named StairCycle Innovations, an exercise equipment maker, as the winner of its "Think Big" contest offering 10 million ad impressions to a small business that uses inventive marketing efforts, ClickZ reports. The Phoenix-based company was chosen from nearly 8,000 entries. The company won 10 million free ad impressions across the Yahoo network. A Yahoo Search Marketing account team will provide consulting to the company on sponsored search, contextual ads, local listings and graphical ads. Small businesses are important to the local search plans of Yahoo, Google and others, which face competition from Yellow Pages. Yahoo has used the contest to raise awareness of its search marketing unit and attract small business advertisers.