Colors and cuts rule the different crystals and its benefits although you do not really have to give this much thought. You can go to any Feng shui store and in most cases the different kinds are written and displayed (usually beneath a crystal) and explained together with the uses and the benefits that you could get from it. White represents purity both moral and spiritual. The wisdom zone. Suited here are inspirational materials, pictures of a blue mountain and colors should be blue. The color blue is for calm, blessings and invites contemplation and has meditative effects on people. The career zone should have a good sprinkling of black. Your kua number though is your personal number and it is a fixed guide. Your zones could change but your kua number does not. The following are kua numbers and the directions that they are most appropriate in gathering the chi that is generated by your surroundings. For persons with kua number that is equivalent to 1 the southeast is your sheng chi direction. The chi being a life giving force should get the entire path it needs to circulate inside the home freely. Clutter will in a very big way reduce its potency. To achieve this, the house must be a very pleasant, cleaned space: Windows, sills, screens, and curtains are often not placed in the highest priority of the cleaning list when compared to the sweeping of dirt and vacuuming rugs and carpets and picking up the nits and grits that clutters the eye more readily. To enhance the roles, another option for a Feng shui office layout is to direct the sitting and table orientation of the staff according to the direction that are conducive to maximizing good Feng shui. In this Feng shui office layout, the managers will be facing the wealth direction or the Sheng chi. The information that could be derived here will enable you to find out the best orientation of the classroom and its furnishings. Other important things that should highly be considered is that the teacher must always have a line of vision that will enable him to look at all directions and a position where the back is not turned to the door.