Punk, Goth, and clubs kids are known to wear a lot of black, and almost every woman has that perfect black dress that's flattering to her body in her closet. Black symbolizes extremes -- all or nothing -- and is a color of strength, power, sophistication, elegance, and authority. Photo: H&M.
Point of Sale (POS) System. Definition: A computerized network operated by a main computer and linked to several checkout terminals . Inventory software programs now on the market let you track usage, monitor changes in unit dollar costs, calculate when you need to reorder, and analyze inventory levels on an item-by-item basis.
The term 'Point of Sale' (POS) is ambiguous. It can refer to the cash till or payment machine as a whole, or just to the bit that reads the card. Usually, it means the whole cash register, and sometimes includes the human operator as well. There are at least two types of payment card.