Select foundation which focus on several aspects

1. The foundation is vertical programmes to plain field for the best.

2. The shape of the land should be founder, level off.

3. Find out the location of homestead of soil and water conservation and land use history.

4. Find out the location of homestead ley and hydrological conditions.

In addition, the homestead should avoid all kinds of feng shui is not auspicious, especially all kinds of rush evil spirit and a land of industrial pollution, the more unfavorable.