1. A method comprising facilitating a processing of or processing (1) data, (2) information or (3) at least one signal, the (1) data, (2) information or (3) at least one signal based, at least in part, on the following: a processing, via a processor located at network based navigation service, of travel information associated with one or more devices for comparison against predetermined original route information; one or more exceptions based, at least in part, on the comparison, wherein the one or more exceptions represents at least one deviation by at least one of the one or more devices from at least one route indicated in the predetermined original route information; and a processing, via the processor located at network based navigation service, of the one or more exceptions to cause, at least in part, updating of at least a portion of the predetermined original route information, in response to a routing request from at least one other device, other than the one or more devices used for the one or more exceptions.