The 21st century has seen a significant increase in online shopping. Internet buying was for them the most practical and appropriate method of shopping in this situation. The retail system for consumers has changed thanks to the Internet, which has quickly expanded into a global market. An online store simulates the actual process of making a purchase. In this work, the assumption of classical model behaviour was made. Customers now purchase goods and services differently because to the internet. In order to reduce their marketing expenses and, consequently, cut the price of their goods and services in order to remain competitive, many businesses have started to use the Internet. In present study researcher focus on factors influences consumer behaviour and which problem faced during online shopping.