This webinar will provide an overview of best practices for submitting sequence data from fermented food studies to European Nucleotide Archive (ENA). It will cover how to accurately describe samples and define their relationships using BioSamples, as well as how to request downstream analysis of your data through MGnify.The webinar is designed to support researchers in preparing well-structured, reusable datasets that align with community standards and enable effective data sharing.This webinar is organised as part of the FAIRferm project under the Biodiversity, Food Security and Pathogens (BFSP) Priority Area of the ELIXIR Scientific Programme 2024–2028.