However, July and August are the hottest months when average temperatures are at their peak. The death penalty is mandatory for those convicted of trafficking, manufacturing, importing of exporting more than 15g of heroin, 30g of morphine, 30g of cocaine, 500g of cannibis, 200g of cannibus resin or 1.2kg of opium. Possession of such quantities is deemed as prima facie evidence of trafficking. Smoking in public buses, taxis, lifts, theatres, cinemas, government offices, air-conditioned restaurants and shopping centres is against the law. Full details, including the locations of the GST Inspection and ATS Refund Counters, are given in information leaflets available at all participarting oulets.
Most hotels provide postal services at the front desk.
Telegram, telex and fax services are also available from the post office. American Express has an Express Cash ATM in Terminal 1 at the Changi Airport and emergency cash by card or cheque at its office. Coupons can be purchased at the airport, most travel agencies and some hotels. Taxis are available from hotels and taxi stands and may be hailed in the street if there is no stand nearby and no disruption to traffic. Operating hours vary a little but trains run from around 5.15am morning to 12.49am past midnight.