Companies have launched R and D department specifically performing researching the market work. Whether a small business is small or large it needs to know latest market statistics for deciding future business strategies. To gain competitive advantage, look for for hidden places to sale of products and retain customers can be important. There are some companies who've not gained success after research. The reason behind it can be improper way to do research. Following are normal barriers for small enterprises. There are more uses of air cooled heat exchangers, like the upstream production, refineries and petro-chemical facilities. It can also be employed on situations rich in temperature, high pressure, corrosive fluids and environments. Moreover, air coolers could possibly be equipped and found in oil and coal refineries; compressor stations for gas pipelines; subsurface gas storage facilities; plants producing polychlorvinyl, polyethylene, glass fiber, biplastic; caustic soda plants; by-product coke plants and ammonia transportation and handling plants. 8. Their relationship towards the person that they are looking to persuade 1. Usually, the software program produced en masse that one finds available in the market are created with multiple needs or generic requirements at heart. However, specialized programs are the types varieties of software which were built with extremely detailed specifications given by the customer. In fact, these programs are so specialized that they are just for any particular one particular purpose of that particular particular company.