Point Of Sale Computers What Do You Think The Best Point-of-Sale System Is For A Small Computer Consulting Business.?

What do you think the best Point-of-Sale system is for a small computer consulting business.? - point of sale computers

What do you think the best point of sales / billing system for small business computer consulting would. I have no shares, I just need to keep something to hour, and create invoices for customers. Some work on time for the bill, while other fixed costs jobs. It is not necessary, a cash drawer and barcode scanner or combine any of these things. I want something that can create beautiful bills to be adjusted.

At the moment I am an Access database with MS, but not as rational as I wanted.