|This symbol from the centre of Sipaho contains
the keys to Tibetan Geomancy.
Sa-che concerns itself with the locating of buildings and the qualities of the geographical environment. In sa-che their are several considerations such as the viewing of the earth and sky for indications re the prospects of building in a particular location. Khang-che details the actual construction of the buildings. Both sa-che and khang-che have remedies for less than perfrect situations.