The amount of vibration from the AC is absolutley. normal. When the AC is turned on at idle, the entire car shakes from the amount that the engine is rocking back and forth from the rough idle. On a side note, the AC performs perfectly, very cold. I did not do anything recently to the freon.
Day-to-Day Business Operations Defined. Day-to-day business operations are the activities that a business and its employees engage in on a daily basis for the purposes of generating a profit and increasing the inherent value of the business as a going concern.
Day trading is speculation in securities, specifically buying and selling financial instruments within the same trading day. Strictly, day trading is trading only within a day, such that all positions are closed before the market closes for the trading day. Many traders may not be so strict or may have day trading as one component of an overall strategy. Traders who participate in day trading are called day traders.