By Shawn Childs In high stakes leagues, it’s important to strike a balance between spending too much money early and being left with unused money late. One thing that has bothered me about fantasy baseball is the number of teams that mismanage their free-agent spending and go broke by midsummer. I can’t understand it. Most top managers will never run out of money. I don’t know if it is a lack of a game plan, or they panic over a free agent that paints them in a corner. On the other side of the fence, I also see too many owners that never spend enough money. Every team has different needs, whic…