2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/46462We discuss the impact of the planned upgrades of the HERA collider on the study of open heavy flavour and quarkonium production. New experimental techniques in charm physics are presented.11 pages Latex, uses epsfig.sty, 2 eps figures included. To appear in the proceedings of the workshop "Future physics at HERA", eds. G. Ingelman, A. De Roeck and R. KlannerHigh Energy Physics - Phenomenologytext