According to Vastu Shashtra East facing building is most suitable for you. According to your DOB the basement facing is East is suitable for your computer service centre. For success your business you should follow the bellow given some following tips.
1. Your seating place should be South West corner of the shop and facing East or North. Your cash box should be in front of your face.
2. Pooja Sinhasam should be at North East corner.
3. Electric board / Metre should be at South East corner.
4. A Kubera Yantra , Kanakadhara Yantra should be in your cash box.