Mobile application for Avtozvuk, an Internet retailer of auto electronics, is probably one of the greatest examples of wise marketing approach and understanding of the power of the mobile solutions and Internet for sales. Avtozvuk sales were held primarily via web site, so it was easy for them to adopt the idea about becoming mobile. The decided to invest and create a comprehensive solution on all major mobile platforms, as well as to create mobile version for their website. As the result, they've got 110.000 active users in 2 years just via their new mobile solution, and process 38.000 orders. And they were able to earn 50 times more in comparison with their investment during all the period of development.