Each of the ten principles of the effective work with SuperMemo is of a huge importance on its own. The problem is that there are ten of them, and none is less important than the others. Why not to make use of SuperMemo now, and learn the principles by formulating them as SuperMemo items. By obeying the principles, you may increase your effectiveness manifold. Perhaps, the gain may be as big as from applying SuperMemo in the first place. Be on your guard, the reserves are immense.