Design/methodology/approach – In the context of subscribing to the latest e-journal databases in
university libraries, different types of usage studies are discussed, including the recent application of
usage log data or vendor reports. The genesis, standardization of usage reports and the Findings – The paper highlights the application of usage reports by the university library in decision
making during renewals/subscriptions, i.e. the selection of databases, upgrading the versions,
increasing licences, cancellation of subscriptions, etc