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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. Counterfeit Medicines are rampant in today?s society. The most vicious victims are generally received from developing and fewer western world which can't afford expensive medicines and also have been patronizing generic brands. These brands are mostly purchased from small pharmacy counters which are generally not licensed and therefore are not allowed to use with the municipality. Today, wedding bands are worn by men and women. It is considered as the symbol of love and dedication to each other. The history of men?s wedding ring just isn't as old because women?s ring. During World War II, men needed to leave their wife and grow from them in the battle fields for too long time. In order to keep the sweet memory of the wife with these, men started wearing rings. Later, the exchange of ring during marriage ceremony was introduced. And it is practiced till today. Men and women both wear rings nowadays.