This document provides information about the DAPSI Open Call #1 webinar for applicants. It discusses the DAPSI project which aims to foster research in data portability through funding and services for researchers, SMEs, and startups. The incubation program will support up to 50 third parties with up to 150k Euros each over 9-10 months. The document reviews eligibility criteria, the evaluation process, and timeline for the first open call with an April 22 deadline. Infrastructure and tools are also described, including a support ticketing system, training resources, and free accounts on the FIWARE Lab cloud platform.