Preface
	Vertical-Blinds get more and more popular and each year millions are, produced all over the world. Due to the change in office communication systems there is a high demand for Vertical-Blinds replacing curtains against sunlight and reflection.     Vertical-Blinds are nowadays present in hospitals, surgeries, civil authorities, administration buildings and even in private areas and need professional cleaning.     Your services, expertise and adequate cleaning techniques are therefore required.     Vertical-Blinds can easily be damaged due to wrong cleaning, i.e. brushing or even in the washing-machine. Germs, bacterias and dirt cannot be removed this way!     Millions of Vertical-Blinds are in need of perfect cleaning. You can profit by offering a systematic and professional cleaning-technique for them.