I used online Turbo Tax for my federal return in 2008. I received a refund. Now, the IRS has sent me a letter stating information was omitted and I now owe them $550.00. This is not right. I fully answered all questions that were asked and the information was determined to be correct by their "error check". Turbo Tax's position is that it was my fault.It makes no sense and I will never use their service again read full review »