Consumer behaviour factors affecting marketing

How does consumer behavior affect marketing?
Understanding consumer buying behavior is vital for marketers, as it sheds light on why consumers make the decisions they do.
In turn, this will help marketers to understand which of their campaigns are more effective, and to more highly target their marketing spend in the future, increasing return on investment..
What are the factors affecting consumer behavior in marketing?
Psychological (motivation, perception, learning, beliefs and attitudes) Personal (age and life-cycle stage, occupation, economic circumstances, lifestyle, personality and self concept) Social (reference groups, family, roles and status) Cultural (culture, subculture, social class system)..

Major Factors Influencing Consumer Behavior1. Psychological Factors2. Social Factors3. Cultural factors4. Personal Factors5. Economic Factors.

How does consumer behavior affect marketing?