In order to overcome the rear overreach of the ship's car, a strong air eddy effect was created when the car was traveling at high speed, and people developed fish shaped cars like the back of a fish. In 1952, general motors' buick sedan ushered in the era of fish cars. In terms of the shape of the car's back, a fish-type car is similar to a beetle. But as observed carefully, will find fish type car back and ground into the Angle is small, the tail is longer, around the body of the air flow is relatively easier, so vortex flow resistance is also relatively small. Wedge car The income from the transfer of equity investment and the income tax treatment of losses In the light of monetary crisis 2007 - 2010, many companies have had to trim their spending. Meanwhile, in the earlier years, they donated immeasureable dollars. Although there remained many big corporations which still gave away billions to charity within the global slowdown, others slimmed down their funds donations. In 2009, many company gained bigger profits, but this would not translate into bigger donations. Tough economic times can't prevent America's largest business from continuing giving in 2009. 30% of the large corporations gave more cash, and 16% gave a comparable because the year before. In general, total of 68 companies gave less during 2009 than 2008. Cash and product giving combined fell the first time for recent seven years. The following is a summary of companies which gave most during 2009. They were measured by comparing total giving in cash and products during 2009 to total profits in the year before. Widely respected for its expertise in high-end aluminium glazing products, Fenster was approached by programme-makers and asked to supply a premium-quality sliding door. According to Jerome McCarthy, "basic marketing" : a market is a group of potential customers with the same needs; They are willing to trade the goods or services offered by the seller in exchange for something of value, which is the way to meet the demand. V6 motor