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.
In push marketing, the idea is to promote products by pushing them onto people. For push marketing, consider sales displays at your grocery store. On the other hand, in pull marketing, the idea is to establish a loyal following and draw consumers to the products. Examples are Porsche and Lamborghini, which no longer need to advertise, as consumers come to them.