There is disclosed a user device including a processor configured to: receive a recommendation message; display a plurality of recommendations based on the recommendation message to a user of the user device, the plurality of recommendations having been generated, in part, on the user context; detect selection of one of the displayed plurality of recommendations; request further recommendations in dependence on the detected selection; receive a further recommendation message responsive to the request; and display a further plurality of recommendations corresponding to the further recommendation message to the user of the user device, the further plurality of recommendations having been generated, in part, on the user context and the detected selection.