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* Heredity - Everyone receives genes from other parents and grandparents. Almost everyone that has an anxiety disorder carries a parent, grandparent, or other relative with anxiety syndromes of some type. In cases where the little one becomes separated from your parent from a young age, certain characteristics will surface which are like those of the parent. This indicates that the disorders aren't solely determined by life experiences as some have though. Clinical studies substantiate the pass-down-system of hysteria. Companies have launched R and D department specifically for performing researching the market work. Whether a small business is big or small it requires to know latest market statistics for deciding future business strategies. To gain competitive advantage, find for hidden places to sale of items and retain customers is also important. There are some companies who have not gained success after research. The reason behind it can be improper method of doing research. Following are normal barriers for smaller businesses.