You have lessons either in the morning or afternoon, depending on your course level. Money can be changed and eurocheques cashed in every bank. The main post offices are located at the railway stations. The cards are available in denominations of ATS 50 and ATS 100. The transport network is very efficient.
Tickets are available at all tobacconists and the ticket-offices in the underground stations.
If you buy 10 tickets you get one ride free of charge. Austrian Shilling is 100 Groschen. The tap water in Austria is potable and tastes excellent. Shops are closed on Sundays and public holidays. Food stores at major railway stations are also open on Sundays.