Book excerpt: The publication provides recommendations on the concepts, definitions, classifications, data sources, data compilation methods, approaches to data quality assessment, metadata and dissemination policies applicable in distributive trade statistics. The recommendations also cover some specific topics that have been identified as requiring additional guidance such as the treatment of informal sector units, compilation of indices of distributive trade and seasonal adjustment. The information is consistent with those issued in other fields of economic statistics and has been harmonized with the System of National Accounts 2008 (2008 SNA).