This document discusses library resources and services to support grant development, specifically regarding data management and sharing requirements of major funders like NIH and NSF. It provides an overview of mandates from these agencies requiring data management plans and sharing of research data. The WSU Library System online guide for research data services is introduced, which provides tools, templates and guidance on data management policies and repositories. A case study example is presented of a consultation provided to a researcher on developing a strong data sharing plan for an NIH proposal.