The thesis deals with the impact of cause related marketing campaigns on the customers in the Czech Republic. The thesis is divided into theoretical and practical parts. Within the theoretical part, the attention is paid to the determination of CRM, as well as to the CSR concept, on whose grounds CRM is based on. For the findings about the situation on the Czech market regarding CRM, chosen CRM campaigns were analyzed together with its particular campaign characteristic, which cause the campaign to be un/successful. Because commercial subjects evaluate the campaigns according to the gathered amount of money, it is difficult to find out the real impact of CRM campaigns. Therefore, the own survey became a part of the practical part of the the...