Dream about cleaning a building is a metaphor for a need to belong and to be part of something. You are leaving behind old attitudes and are looking toward the future. You need to be more independent and tend to your own needs. The dream hints your emotions or some emotional situation. Perhaps you are too conservative in your daily life and need to experiment.
Cleaning a building dream is a symbol for commitment. Sometimes you need to take life less seriously and be more carefree. You need to experiment with your fears, choices and beliefs. Your dream states your desire for attention. You need to be more disciplined in certain aspects of your life.
If you dreamt about cleaning a building:
Situations are finally turning around in your favor. Other people are seeing things through your eyes, and this is helping to create a much greater understanding between you and the people you work with. Just be yourself and the rewards will come.