at complete the questionnaire said that they most often purchased the health supplements from a store that is convenient and has the sales persons expertise of the health supplements.The non-compensatory model is more suitable because the students tend to rate their evaluative criteria first in terms of the convenience of the stores, secondly their familiarity with the e products offered, and lastly, their evaluation of the price of products offered. Therefore, the elimination-by-aspects and lexicographic rules are more applicable in this case.4.4Purchase DecisionFormal ClothingThe formal clothing purchase is planned in al instances. It involves the consumer moving from an intention to buy to a commitment to buy. The time between intention to buy and the actual purchase is typically longer concerning high involvement decisions. In another word, a purchase involves a complex decision is not normally made immediately. Sometimes the purchase being made is not always as planned. That is because many factors can still influence consumers planned purchases. For example, a student might have evaluate all the formal clothing that fits his or her requirements, then he or she may have made a decision on which one he or she wants to buy; but maybe then he or she saw a sale at in a store, and then he or she ended up buying in from a different store as to what he or she has originally decided. Many students end up buying a particular formal clothing due the person that is with them with the time; friends and families have major influences on their purchases. Store atmosphere is also an important factor for purchase. In the formal clothing questionnaires, three out of four respondents said that their final purchase of the formal clothing is affected by the stores atmosphere. A pleasant atmosphere will encourage a purchase most likely.Stock outs may also affect a purchase. Many consumers would have thought and decide what they would like...