Filing an taxes return is a job that rolls around once a year so keeping at the requirements and guidelines is key several successful season. Regardless if you are just getting started or in the centre of the process here are 10 things you should know about taxation's. What everyone should know as your 'income' tax has some of tax brackets each featuring its own tax rate from 10% to 35% (2009). These rates are placed on your taxable income which is income in excess of your 'tax free' retu...