Raising and maintaining consumer awareness is hard enough, but changing consumer buying behavior has a much higher degree of difficulty. (jwikert.typepad.com)
That was an incredibly heads up play and a perfect pass with a very high degree of difficulty. (sbnation.com)
There's a much higher degree of difficulty in executing these throws, which would make them appealing to the NFL, except that it becomes nearly impossible to execute them safely without breaking the professional game's 1 - yard rule. (sbnation.com)