If it is only used for washing hands, dishcloths, mops and urinating, it doesn't matter if guests are not allowed to go. Just close the door at ordinary times. But it's best not to use it during business hours, so it won't affect your feng shui. Personal opinion for your reference!
If it is only used for washing hands, dishcloths, mops and urinating, it doesn't matter if guests are not allowed to go. Just close the door at ordinary times. But it's best not to use it during business hours, so it won't affect your feng shui. Personal opinion for your reference!