Development and implementation of the Customer Journey Map (CJM) analysis system for the Bank's customers in the context of channels. Closing the following marketing activities by integrating NLP into the source landscape – creating segmentation rules; text and visual display of user trajectories and clusters in the context of different channels; identification of isolated patterns in the trajectory, or in the use of special services / products in the context of segments and clusters; building hypotheses to identify segmentation shortcomings and their further closure.