A watercraft lifting system includes a bunk rail assembly, an intermediate frame assembly, a base assembly and a ground support assembly. A substrate is provided, and an aluminum pad material layer is formed on the substrate. Registration information is combined with collaborative and editorial data to provide user profile information. The VoIP telephone may also include an answering machine module that is capable of initiating the answering of an incoming VoIP call, the playing of a recorded announcement to a calling party, and the saving of a message from the calling party. First and second protrusions 41, 42 are provided on both sides of the notch portion 3 on the outer surface of the tubular main body 1.