This document discusses OpenAIRE, an open access infrastructure and services. It describes how OpenAIRE works and the services it provides for researchers, project coordinators, project officers, funders, and other EC staff. OpenAIRE integrates publications, data, organizations, projects, authors, and datasets to provide monitoring, reporting, and analysis of research outputs and outcomes. The presentation outlines how various stakeholders can use OpenAIRE to comply with open access policies, deposit works, access guides and help, generate reports, and monitor impacts.