Big Business is sales, inventory, and accounting software that you buy to grow your business. You pay for the number of people using it and put Client software on their computers. Then, put the Server software in your back-office for wicked-fast or in the cloud for widely-available.
Forget filing (except taxes). The new Docs feature makes it super-easy to attach documents wherever they go, on order, on an invoice, and have them instantly available all users (who can double-click).