Buhaieva, M., Zapirchenko, L. and Hrynko, Y. 2025. INFORMAL COMMUNICATIONS AS A COMPONENT OF THE INFORMATION AND ANALYTICAL SYSTEM FOR ENSURING EFFECTIVE BUSINESS PERFORMANCE. Innovations and Technologies in the Service Sphere and Food Industry. 2 (16) (May 2025), 87-94. DOI:https://doi.org/10.32782/2708-4949.2(16).2025.14.