122) The most highly credible source would score high on at least two of the three dimensions
— expertise, trustworthiness, and likability.
123) The principle of congruity implies that communicators can use their good image to reduce
some negative feelings toward a brand but in the process might lose some esteem with the
audience.
124) The beginning communications objective associated with a new-to-the world product —
like an electric car — is always establishing category need.
125) Personal communications channels derive their effectiveness from individualized
presentation and feedback and include direct and interactive marketing, word-of-mouth
marketing, and personal selling.
126) Personal influence carries especially great weight when products are inexpensive, risk-free,
or purchased frequently.
127) Although personal communication is often more effective than mass communication, mass
media might be the major means of stimulating personal communication.