Study or Children’s room: can be located in this corner i.e. the North West. The study room can also be located in this direction. Water Tank on the Roof of the house should located in this direction. This direction is also ideal for Cattle and Granary store.
Staircase: Note if the steps leading to the entrance are damaged or broken, then the master of the house will face problems with his career and his expenses will soar. The staircase should ascend clockwise. The total no. of steps should be such that on division by 3, a remainder of 2 should be obtained for eg. 7, 11, 17 etc.

Regards for helping out, great information.