Today only, Dell takes $140 off the price of QuickBooks Premier 2011, dropping it to $189.99 with free shipping. Compare that with $210.99 at Amazon, the next-best price we could find. This software is great for organizing business finances. It lets you track sales seamlessly in multiple currencies as well as monitoring all bank and credit accounts. You can create invoices, manage expenses, and more. Sales tax is charged in most states.