In this book, it divides two parts. First part explains how environment factor influences consumer behavioral change and second part explains how consumer time pressure factor influences their consumption behavioral change. In first part, it brings these questions: Can environment factors influence consumer behavior changes? How and why environment factors can influence consumer behavior changes suddenly? When the consumer is influenced to change his/her original consumption attitude or consumption choice desire, after the consumer can change his/her consumption desire later. Does how much serious of environment factors influence consumer behavior changes? Does it influence their consumption desire to change in any sudden time or identified time or in any consumption suitation ot identified consumption situation? In second part, it brings these questions? Does environment factor depend other factors to influence consumer behavior changes? e.g. time pressure feeling factor to the consumer, when one shirt shop has one large discount period, every shirt can be sold less 30% to 50% within this month. Then, it seems that one discount shirt purchase time pressure feeling to let shirt buyers make any kinds of shirt purchase decision immediately when he/she stays in this shirt ship within this month. Also, it seems that this month's crowd environment in this shirt shop, this shirt shop's crowd environment can influence that they feel or believe all different kinds of this shop's shirts worth can let them to choose to buy to compare other shirt shops within this month. So, it seems that time pressure and environment factors both can influence consumers to make consumption choice behavior immediately. My readers can have more memory to learn how and why environment factors can influence consumers behaviors after you read this book.