Legal assistance can be obtained for free from local legal centres. These legal centres are usually government funded and employs qualified lawyers to offer free legal advice to members of the public. There are also several lawyers who work pro bono and offer free legal advice in these legal centres.
Federation of Community Legal Centres is the one stop shop to find legal centres in your locality. The website is as bellow:
One thing I found when trying to get an answer to a legal question relating to a business is that this is something that Legal Aid does not cover. However, there is a great website, where you can get answers to your legal questions from Australian lawyers for very little money - http://www.justanswer.com
Is South Australia, the Legal Services Commission offers a free Legal Advice line (you can Google this). Often local women's services (domestic violence services, health centres etc) can refer you on to someone or even have their own professional legal person available to help you. If all else fails, call the Law Society in your state, they can refer you on.