According to an example aspect of the present invention, there is provided an apparatus comprising at least one processing core, at least one memory including computer program code, the at least one memory and the computer program code being configured to, with the at least one processing core, cause the apparatus at least to provide to a storage entity information relating to pairing an accessory with the apparatus, and determine an event and at least partly responsive to the event, notify the storage entity, the apparatus and/or the accessory of the event.