Road signs in Indonesia the rules are not being implemented properly. Indonesian road signs use Indonesian, the official and the national language of Indonesia. However, English is also used for important public places such as tourist attractions and airports. Bilingual signs can be found in tourist areas such as Bali. Indonesia signed the Vienna Convention on Road Signs and Signals but have yet to ratify the Convention. Warning signs warn of possible dangers or unusual conditions ahead and alert motorists on the hazards to expect. Warning signs in Indonesia used to closely follow The American MUTCD and Japanese diamond-shaped with yellow background and black-and-yellow
Australia–Indonesia relations employed as professional, clerical or administrative workers, or as labourers. According to the 2001 Australian census, 42.9% of Indonesian-born people living in Australia resided in New South Wales, followed by 24.7% in Victoria, 15.5% in Western Australia, and 10.4% in Queensland. 40.7% listed their ancestry as Chinese, 39.8% as Indonesian, and 7.2% as Dutch. Statistics Indonesia does not measure the number of Australian residents in Indonesia, however tourist arrivals indicate that 931,109 Australians visited Indonesia in 2011. According to research conducted in 2009 by Bank Indonesia, there were approximately 45,384 foreigners working in Indonesia, of whom 5% (or 2,209) were