Introduction(2) Examples of benefiting from good forecasting and paying price from poor one: Detroit make slow respond to customer tastes in automobiles from heavy gas guzzlers to smaller and more fuel efficient ones during 1960's, such that it suffered much when OPEC oil embargoing in late 1970 speed up the trend of shifting to smaller cars. Compaq Computer became a market leader in the early 1980s by properly predicating consumer demand for portable version of the IBM PC; Ford Motor's early success and later demise .It predicated that customer would want a simpler,less expensive, and easier to be maintained car,and developed its Model T car that dominated the market; .However,later,did not see that customer tired of the open Model T design,and failed to forecast the customer's desire for other designs that almost caused the end of a firm that has monopolized the industry only a few years ago.Introduction(2) Examples of benefiting from good forecasting and paying price from poor one: Detroit make slow respond to customer tastes in automobiles from heavy gas guzzlers to smaller and more fuel efficient ones during 1960’s, such that it suffered much when OPEC oil embargoing in late 1970 speed up the trend of shifting to smaller cars.  Compaq Computer became a market leader in the early 1980s by properly predicating consumer demand for portable version of the IBM PC;  Ford Motor’s early success and later demise •It predicated that customer would want a simpler, less expensive, and easier to be maintained car, and developed its Model T car that dominated the market; •However, later, did not see that customer tired of the open Model T design, and failed to forecast the customer’s desire for other designs that almost caused the end of a firm that has monopolized the industry only a few years ago