This document presents a study on the relationship between consumer involvement in internet marketing and consumer behavior. It begins with an introduction stating that consumer involvement in a product or service impacts online purchase behavior. The purpose is then stated as determining the relationship between involvement antecedents, involvement levels, and consumer behavior consequences. A literature review and hypotheses are presented. The methodology describes surveying 600 participants and measuring involvement levels. Results found consumer involvement was significantly related to personal characteristics, lifestyles, and perception needs. Involvement also differed based on situations. In conclusion, the study supported relationships between internet marketing involvement and consumer behavior.