This work is focused on analysis of marketing mix in the company AAA Auto. The primary aim is to analyse the functionality of each marketing-mix components of the company. Particular attention is paid on the used-car market and its specifics. The secondary aim is to perform a questionnaire research within customers of the company. The work is divided into introduction, theoretical-methodological part, practical part and conclusion. The theoretical part consists of a review which includes the information about marketing, marketing-mix and marketing research. The company AAA Auto is introduced in the practical part, along with the analysis of marketing-mix elements. Special emphasis is put on the used-car market correspondingly to its differe...