Enzymes Are Catalysts. A catalyst is a chemical that increases the rate of a chemical reaction without itself being changed by the reaction. The fact that they aren't changed by participating in a reaction distinguishes catalysts fromsubstrates, which are the reactants on which catalysts work. Enzymes catalyze biochemical reactions.
The costs associated with moving to a new supplier of an offering. Customer loyalty is both behavioral and attitudinal. Habitual purchases are a form of behavioral loyalty. Cause-related marketing can foster attitudinal loyalty among a company's community of customers, as can loyalty programs.
Marketing is the communication of the value of a product or service to customers. Direct Marketing is when you communicate that value... directly. You do this by interrupting potential customers with advertisements, radio jingles, cold calls. You go to them. Indirect Marketing is when you communicate that value... indirectly.