The expression of this rotational or twisting force around an axis is called torque, which is measured in units of force times distance from the axis of rotation. If you have a 1-foot-long wrench and you exert a force of 10 pounds on the end of it then you apply a torque of 10 pound-feet (10 lb-ft).
This explains the consumer buying decision process. A consumer goes through several stages before purchasing a product or service. NEED â INFORMATION GATHERING/SEARCH â EVALUATION OF ALTERNATIVES â PURCHASE OF PRODUCT/SERVICE â POST PURCHASE EVALUATION. 1  Step 1 - Need is the most important factor which leads to buying of products and services.
Problem/Need-recognition is the first and most important step in the buying decision. Without the recognition of the need, a purchase cannot take place. The need can be triggered by internal stimuli (e.g. hunger, thirst) or external stimuli (e.g. advertising).Maslow held that needs are arranged in a hierarchy. buying decision process (or costâbenefit analysis) describes the process a customer goes through when buying a product.