1) Impulse purchases means unplanned purchases which happens due to the different needs and wants. The main of the them are: Completely not planned purchases where customer can buy anything due to the advertisemnts and etc, for example you see an ice cream on the street decides to buy it. The next is partially unplanned purchases when customer planned to buy an ice cream, but not decided the place where to buy it, for example ice cream from ZHekas rather than other palce due to the price and quality, Third type is substitution purchase, for example you are looking ice cream with size taste of fruits, but buying the with taste of chocolate Physical data storage location-data warehouse Software for copying source databases and transferring them to the warehouse Interactive query processing software Directory of categories of information stored in the warehouse Data mining is an in-depth analysis of information to get specific information about customers, product categories, suppliers, and so on. Micromarketing is an application of data mining in which retailers use differentiated marketing and develop targeted retail strategies for specific consumer segments Company use data warehouse to enable employees search through database information about purchases, prices, costs etc. Data mining can suggest cross-selling. Micromarketing can use the marketing opportunities in small areas. Mass market approach used by a supermarket: Billboard advertising; TV advertising; Newspaper advertising; Radio advertising; The focus will be on products and special offers. Concentrated marketing approach used by a store selling organic health food: Organic health food is high quality product for people who cares about their health. So, the focus will be on the promotion via word of mouth.