Answered: 16 Sep 2005 at 9:21:25 AM
Dear Diana,
You do not need to. By doing so only bring about unnecessary misunderstandings among neighbours.
The Pat Kua, strictly speaking, has nothing to do with Feng Shui. Its origination is more cutlural and spiritual. Continue to live happily in your chosen home. All the best.
Rgds
TK Lee