The point of online purchase includes the location and conditions in which an online transaction takes place. The term usually comprises the presentation of the products available for purchase by consumers as well as the means of completing the transaction. Knowledge about how the online setting and the specific situation influence consumers at the point of online purchase setting may increase the success of online marketing activities. An online experiment was arranged for the analysis of motivating events at the point of the online purchase situation. The results show that the treatment group had a conversion rate of approximately 39% for up-sell offers. Also, results show an increased revenue of 87.94% for the treatment group compared to the control group. Results of the experiment are discussed in relation to the concepts of rule and rule-governed behavior at the point of online purchase. This study is published in Procedia Computer Science.