A spectrum detection method, system and base station are provided, which relate to the field of communications technology, and improve the spectrum utilization in a cellular multi-hop network. The present invention also allows for a dynamic rotation of the moderator, and allows the plurality of users to change the rules of the electronic conversation. The capturing of the drive event includes causing storage of driving data associated with the drive event. The cover locks deform towards deformation spaces if the cover is only partly locked.