Specialty discount outlets focus on one type of product,

Solution

Everyday low prices' is the central philosophy of 'category killers', such as Toys and Us and IKEA. These often sell from low cost out-of-town 'sheds' offering a huge range and good value. Economies of scale and buying power help these traders keep costs down, but they also get customers to do more. Buy a bike from Toys And Us or furniture from IKEA and you will have to assemble it yourself. IKEA also does not deliver, so it keeps costs down by having a simple operation where customers work as warehouse, distribution and assembly staff.