A method of synchronizing a feature between an electronic vapor provision system and a mobile communication device of a user includes obtaining a current parameter of a configurable feature on one of the electronic vapor provision system and the mobile communication device； communicating an indication of the parameter to the other of the electronic vapor provision system and the mobile communication device； and the other one of the electronic vapor provision system and the mobile communication device reconfiguring a corresponding feature in response to the communicated indication of the parameter.
