Brian Bolan, the aggressive growth stock strategist at Zacks Investment Research looks at two stocks that have recently posted good earnings and have seen estimates trend higher. Brian notes that YELP just posted a huge 400% positive earnings surprise and the stock could be breaking out. ANET has a chart that dreams are made of, always beating the Zacks Consensus Estimate and moving ever higher.One Simple Trading IdeaSince 1988, the Zacks system has more than doubled the S&P 500 with an average gain of +25% per year. With compounding, rebalancing, and exclusive of fees, it can turn thousands into millions of dollars.This proven stock-picking system is grounded on a single big idea that can be fortune shaping and life changing. You can apply it to your portfolio starting today.Learn more >>Want the latest recommendations from Zacks Investment Research? Today, you can download 7 Best Stocks for the Next 30 Days. Click to get this free report Yelp Inc. (YELP): Free Stock Analysis Report Arista Networks, Inc. (ANET): Free Stock Analysis Report To read this article on Zacks.com click here. Zacks Investment Research