ITT Sheraton and New Asian Dream Holidays have launched a holiday scheme in conjunction with Visa International which offers added incentives to leisure travellers, including a lucky draw each quarter. The programme will operate until next March 31. For details, contact ITT Sheraton Asia Pacific at 369-6562. HYATT Regency Macau has installed in its lobby a city guide machine, with an electronic voice which answers in Chinese, Portuguese and English. It gives information on popular tourist spots, cultural and sporting events, and the history of Macau. BRITISH Airways has increased the frequency of flights to 10 European cities, making the ''Step to the World'' programme via Heathrow more attractive to Hong Kong travellers. Rome is now served four times a day, Budapest twice a day, Warsaw 12 times a week, Moscow eight times a week, and St Petersburg five times a week from Heathrow. From Gatwick, Marseille gets 19 flights a week, and Dublin and Rotterdam are served four times a day. MORE Hong Kong students are travelling to Europe during the long summer break, and many are opting for Eurail and Europass rail passes, according to Thomas Cook. The company has been offering students packages involving air fare and rail pass. UNTIL August 31 special discounts are being offered at 17 Holiday Inn hotels in the Asia Pacific region. Prices range from US$39 at Green Hills, Chaing Mai, to US$99 at several other hotels. AWARDS for air travel services there are many, but the latest to come to our attention is just a little bit off the (bathroom) wall. Air New Zealand's first and business class amenity kits have won the airline the Greening of Business Tourism Award at the European Incentive and Business Travel Meetings Exhibition. The ''Comfort kits'' have been praised as being environmentally friendly because the contents are reusable and recyclable.