The Philadelphia Eagles are providing suite holders with a new tool this season so corporations can track how their suite is being used and whether they are getting the desired return on their investment. Emily Sparvero, assistant professor of sport and recreation management at Temple, said it can be challenging to show how leasing a suite at a stadium translates to a company's bottom line: "Companies are using more high-tech methods to track return on investment so they can show their board of directors and stockholders it's not a frivolous expenditure but more a means to an end to improve