Sole Proprietor In Software

I started going through TurboTax Business.  It loaded up my 2008 return and filled in all of the basics, which was nice.
As I fill out the required new information I wonder how this will work out…
In May of 2009, I received a letter from the IRS stating that I owed an additional ~$1257.88 in payroll [...]

My client is having money troubles and will be letting go most of it’s contracted labor. I’ve in turn decided to close my “business” because there is too much time and cost involved.
So once March is over, I will have started a business, finished a year’s worth of taxation, and closed down a business [...]