A method of a mobile device , comprising: providing, to an in-vehicle information system , access to context data of the mobile device while the mobile device is linked to the in-vehicle information system , wherein the context data includes one of: data indicating a remaining battery charge of the mobile device , data indicating whether the mobile device is roaming and a wireless network carrier connected with the mobile device , and data indicating a strength of a wireless network signal at the mobile device , and wherein the in-vehicle information system provides user interface access to the mobile device on a display screen of the in-vehicle information system ; and the method is characterised in that it further comprises the steps of: only in response to determining that: the remaining battery charge of the mobile device drops below a first predetermined threshold, the mobile device has exited its home location and is currently roaming, or the strength of the wireless network signal drops below a second predetermined threshold; and effecting a displaying on a user interface of the in-vehicle information system of respectively: a battery level indicator associated with the remaining battery charge of the mobile device , a wireless network carrier indicator indicating that the mobile device is roaming and the wireless network carrier connected with the mobile device , or a signal strength indicator indicating the strength of the wireless network signal at the mobile device . providing, to an in-vehicle information system , access to context data of the mobile device while the mobile device is linked to the in-vehicle information system , wherein the context data includes one of: data indicating a remaining battery charge of the mobile device , data indicating whether the mobile device is roaming and a wireless network carrier connected with the mobile device , and data indicating a strength of a wireless network signal at the mobile device , and wherein the in-vehicle information system provides user interface access to the mobile device on a display screen of the in-vehicle information system ; and the method is characterised in that it further comprises the steps of: only in response to determining that: the remaining battery charge of the mobile device drops below a first predetermined threshold, the mobile device has exited its home location and is currently roaming, or the strength of the wireless network signal drops below a second predetermined threshold; and effecting a displaying on a user interface of the in-vehicle information system of respectively: a battery level indicator associated with the remaining battery charge of the mobile device , a wireless network carrier indicator indicating that the mobile device is roaming and the wireless network carrier connected with the mobile device , or a signal strength indicator indicating the strength of the wireless network signal at the mobile device . only in response to determining that: the remaining battery charge of the mobile device drops below a first predetermined threshold, the mobile device has exited its home location and is currently roaming, or the strength of the wireless network signal drops below a second predetermined threshold; and effecting a displaying on a user interface of the in-vehicle information system of respectively: a battery level indicator associated with the remaining battery charge of the mobile device , a wireless network carrier indicator indicating that the mobile device is roaming and the wireless network carrier connected with the mobile device , or a signal strength indicator indicating the strength of the wireless network signal at the mobile device . <EOS>