According to Vaastu A
According to Vaastu, A study room is Best in the West – do not have it in the North-West or South West Corners.
Almirahs and beds should be set very close to the South – West wall and at a distance from the north – east wall.
In the South-West Corner of the house one should sleep pointing his head towards south.
There should not be five corners in the ceiling of a room.
TVs and computers should ideally be placed in the Southeast corner of the living room or study room.
According to fengshui, the study room should be neat and clean at all times. If room is cluttered, it produces negative energy.
The seat of the toilet should face North-South.
No doors or windows should be provided on South-West side.
When sitting for worship, keep your face towards North-West and sit in that corner to intake air from that direction.
North-west is the abode of air/wind, but the most effective blessing for all objects in need of motion/movement for their efficiency.