Abstract: A method of forming a live-stream advertisement video clip is described wherein the method comprises: receiving live-stream video segments associated with a live-streaming session, wherein each of the live-stream segments is identified by a live-stream segment identifier, preferably an URL or an URI; updating a dynamic playlist, preferably a live-stream playlist, on the basis of the live-stream segments identifiers of the received live-stream segments; forming a static playlist, preferably a video-on-demand playlist, on the basis of live-stream identifiers in said updated dynamic playlist, the static playlist comprising the most recently available live-stream segment identifiers of the updated dynamic playlist and/or live-stream segment identifiers that are going to be available in the future; and, associating video and/or audio advertisement information with the live-stream segment identifiers.

Abstract: A vehicle alarm system with protection against power source and wiring tampering is provided. For some embodiments, the system may have a dual power source. As such, the alarm system is not easily defeated by simply disconnecting the alarm unit from a siren (or the power source from an alarm unit).