The document discusses building a whole-of-government strategy for reusing public sector information (PSI) in Spain. It proposes bridging the gap between data demand and supply by taking a whole-of-government approach with political backing, public-private partnerships, and technology like the Data Catalog Vocabulary (DCAT) and linked data. It outlines implementing this approach in Spain through a strategy, legal framework, dissemination guidelines, a PSI portal, and social media outreach.