As each day goes by, we grow closer to a return for the NBA, which is reportedly scheduled for July 31. Every team has had several months off to consider their flaws heading into whatever playoff format awaits them, and none will likely take advantage of the opportunity as well as Miami Heat head coach Erik Spoelstra. Spoelstra is one of the brightest minds in basketball. If he and the Heat want to make a deep run this postseason, they'll need to focus in on these three issues. 3. Isolation.
