This document provides recommendations for the better implementation of open science in the Faculty of Science (University of Helsinki). Recommendation 1: Set the overall faculty policy on science products: “as open as possible, as closed as necessary” Recommendation 2: Value the open science products in the staff annual development discussions Recommendation 3: Consider open science products in unit, department and tenure track evaluations Recommendation 4: Require listing of Open Science Products in recruiting Recommendation 5: Create a short, clear and well documented knowledge base of open science best practices in the faculty Recommendation 6: Organise structured staff training on the best practices, facilitate peer support, and open science culture in the Faculty Recommendation 7: Develop open science content for curriculum MSc and Doctoral programs