Tools published by other institutions Basic Guide Recovery, Transformation and Resilience Plan (PRTR) (in Spanish), of the Independent Office for the Regulation and Supervision of Procurement (OIRESCON), with the aim of supporting the operators involved in the execution of the measures in the field of public procurement of the PRTR. Integrity guide in local public procurement (in Spanish), of the Network of Local Entities for Transparency and Citizen Participation of the Spanish Federation of Municipalities and Provinces (FEMP), which seeks to facilitate to local entities all those aspects that are involved in public procurement from the perspective of transparency. Public Procurement - Guidance for practitioners, of the European Commission, on how to avoid the most common mistakes in projects financed by the European Structural and Investment Funds. Decalogue of integrity in local public procurement (in Spanish), an initiative of the Transparency and Citizen Participation Network of the Local Entities of the Spanish Federation of Municipalities and Provinces (FEMP), in which the Anti-Fraud Office has participated. Contratopedia (in Spanish), of CIVIO, is a practical resource for anyone who needs to understand the most basic aspects of public procurement.