There are many reasons that people might choose to buy counterfeit Australian dollars. Some are looking to make a quick profit or scam someone out of their money. Others may use counterfeit notes to purchase goods or services without having to use genuine money. Sometimes people are simply unaware that the Australian dollars they are purchasing are fake. There are many risks associated with buying or using counterfeit Australian dollars. If you are caught using fake notes, you could face criminal charges and fines. Businesses that accept counterfeit notes may also be penalized.