A mobile communication device comprising a processor , a communications module, the processor having instructions thereon to utilize the communications module to participate in a MESH network; an accelerometer , a GPS module operable to determine a global position of the GPS module ; and at least one of an audio output and a display output , the processor having instructions that when carried out by the processor, cause the processor to: receive at least one instance of location data authored by at least one system of one or more other vehicles, each instance of location data received describing a location of said other vehicle that authored the data, the at least one instance of location data being received via the MESH network; generate an area of influence based on position data obtained from the GPS module and acceleration data from the accelerometer , the area of influence defining a group of expected near-term locations of the mobile communication device supported by the vehicle; compare received location data to position data obtained from the GPS module , including comparing the received at least one instance of location data to the area of influence ; determine, based on the comparing, a level that is descriptive of a likelihood of interaction between the mobile communication device and the one or more other vehicles, and generate a signal to the at least one of the audio output and display output that is responsive to the determined level, wherein to generate the signal includes to generate a signal indicative of a direction that the author vehicle is located relative to the mobile communication device and indicative of the likelihood of interaction with the author vehicle by the mobile communication device , characterized in that determining the level of the likelihood of interaction based on the comparing comprises determining the level of the likelihood of interaction based on the comparing of the received at least one instance of location data to the area of influence, and the likelihood of interaction is a high likelihood of interaction for location data within the area of influence, a moderate likelihood of interaction for location data outside the area of influence with the possibility of entering the area of influence, and a low likelihood of interaction for location data outside the area of influence without the possibility of entering the area of influence. receive at least one instance of location data authored by at least one system of one or more other vehicles, each instance of location data received describing a location of said other vehicle that authored the data, the at least one instance of location data being received via the MESH network; generate an area of influence based on position data obtained from the GPS module and acceleration data from the accelerometer , the area of influence defining a group of expected near-term locations of the mobile communication device supported by the vehicle; compare received location data to position data obtained from the GPS module , including comparing the received at least one instance of location data to the area of influence ; determine, based on the comparing, a level that is descriptive of a likelihood of interaction between the mobile communication device and the one or more other vehicles, and generate a signal to the at least one of the audio output and display output that is responsive to the determined level, wherein to generate the signal includes to generate a signal indicative of a direction that the author vehicle is located relative to the mobile communication device and indicative of the likelihood of interaction with the author vehicle by the mobile communication device , <EOS>