How much tax should you be withholding from your employees' wages?

http://www.ato.gov.au/Calculators-and-tools/Tax-withheld-calculator/Individual-Non-business-Calculator.aspx

What is the rate of Superannuation Guarantee Levy that business's need to be paying for employees’?

http://calculators.ato.gov.au/scripts/net/SGCalculatorWeb/GetSGContribution.aspx?ms=Businesses

What rates of pay are applicable in my industry?

http://www.fairwork.gov.au/PAY/PAYCHECKPLUS/pages/default.aspx