The products not only differ but the buying situation also differs. Even the buying situation differs. Each time the buyer is to take a purchase decision, it may or may not be the same as the previous one. There are different situations of buying and the buyer does face with all the situations of buying situation. There are two buying situation and differentiation between the two buyi... https://www.expertsmind.com/marketing/buying-situation-homework-assignment-help.aspx