Vienna, the attractive and historic capital of Austria, is a metropolis that prides itself on its wealthy tradition, beautiful structure, and high requirements of living. As with all main metropolis, cleanliness plays a vital role in maintaining both the aesthetic attraction of town and the general properly-being of its residents. https://docs.google.com/forms/d/e/1FAIpQLSebKCLSt_90XDZPmD0gPy4V35Cd5BDHZO-bCojdpLsbL-sMQA/viewform