There should be no
There should be no obstructions in front of the Main Door such as rails, staircase, big trees. Keep the area as empty as possible.
The clock should be placed on Eastern, Western or Northern wall. It should not be placed exactly in front of the Main Door.
Tall trees are nowhere recommended close to the main building. For trees, the South in itself is good and so is the West.
Avoid having garbage dump, street light pole or boulders in front of the main gate or door. Use solar lights for streets.
There should be no tall trees near the main building. For trees the south and west are good.
The main door should be tallest in the house and other doors should not be superior in size or in beauty to the main door.
Energy should not disappear so quickly it has no time to do any good so if front door has unblocked view to back door block it with screens.
If front door is not well placed,it could be bombarded with energy,making relaxation impossible.Mirror on the front of house can deflect energy
Love makes you empty, empty of jealousy, empty of power trips, empty of anger, empty of competitiveness. – Osho
If the main door and the rear door are aligned in same line, that is, exactly opposite to each other, it brings good fortunes to the house.