Answer
Continual change
Explanation
Continual change is an ongoing effort to improve products services or processes.On continual change work is done without break that is on continuous basis and repeatedly. In consumer society requires continual change. Consumer society is a society in which the buying and selling of goods and services is the most important social and economic activity. In consumerism change the consumer culture plays a role in social status,values and activities are centered on the consumption of goods and services.