Each year there are record quantities of people that not file their income tax return. The causes for non-filing vary individual to person but to the IRS advertising are had to have to file plus there is no justification. If you receive a letter for non-filing here are a handful steps to take that might help you start the process. The more you earn, the higher is the tax rate on actual earn. In 2010-you have six tax brackets: 10%, 15%, 25%, 28%, 33%, and 35% - each assigned for you to som...