Abstract: Methods and systems are provided for detecting a trip of a user in a vehicle. A method includes: receiving by a processor of a user device, device scan data from one or more communication enabled devices; determining, by the processor, whether the devices listed in the device scan data is a vehicle device; in response to the determining, identifying, by the processor, the vehicle device as a found device; determining, by the processor, whether the found device is listed in a known device list; and generating, by the processor, at least one of a trip start signal and a trip end signal based on whether the found device is listed in the known device list.

Abstract: A system for sharing information from a host to an audience based on a keyword that links the host to the audience includes a processor and a memory coupled with the processor, where the memory includes instructions that when executed by the processor, cause the processor to: (a) obtain host information from a host communications device for an information sharing service, wherein the information sharing service includes an interface for sharing information between the host and the audience; (b) reserve a host keyword associated with the host information; (c) store the host information associated with the host keyword in an information sharing database associated with the information sharing service; (d) receive, by the information sharing service, a keyword matching the host keyword from an audience member communications device via a data network; (e) prompt, by the information sharing service, the audience member communications device to provide audience member contact information; (f) query the information