The manual is prepared for students, trainees and undergraduates in economic specialties, as well as existing professionals involved in the processes of material support and distribution of marketable products. The methods presented in the book are based on the results of the author's research work, they are novel and tested on specific examples. This emphasizes the importance of the book as an educational publication that allows future and current specialists to develop applied skills in managing inventories, aimed at optimizing costs and increasing the level of turnover of funds invested in their creation.