If anyone knows how to clean carefully, but also how to save time, then it's Michelle Hauck. She has been a housekeeper in hotels for 16 years and checks the results of the cleaning teams on site. In the professional sector like here, every minute counts, and dusty areas are immediately noticeable. The housekeeper knows exactly where to run her finger. WELT asked you and other experts how the living space can be cleaned as thoroughly and quickly as possible. With just a few tricks you can acquire an efficient cleaning routine. Cleaning the carpet, optimizing cleaning agents, choosing rags - WELT shows you the tricks of the professionals.