Sometimes you have to lose a battle before you can win the war. There’s nothing appealing to me about losing anything–not a battle, not my keys, not even weight these days. But in business, as in life, we must pick our battles carefully even to the point of letting go of what we are certain of in order to accomplish the bigger goal.   I was reminded of such dynamic as I saw a large Interstate billboard featuring a campaign The A Group has developed. There’s nothing wrong with the billboard. It’s well designed, legible, and its message clear. The main problem is that it’s not the most effective way to market the product. The return on investment (ROI) on the expensive billboard is not proven. So why do it in the first place? The billboard was an important piece for the client. The ability to see their marketing campaign…