A modular office system incorporating a detachable clip for harnessing utility wires which run through the furniture. The supplemental shearing edge may be stationary and attached, for example, to a housing containing the rotating shearing edge, or to a vacuum tube that is itself attachable to the housing. The encoding includes determining a target segment size, determining a window size, identifying a fingerprint within a window of symbols at an offset in the input data, determining whether the offset is to be designated as a cut point and segmenting the input data as indicated by the set of cut points. The reply message 600 comprises a UDP packet and includes the sequence number and the time stamp from the request message 500, and a data section identifying the category. Therapeutic combinations and methods of use thereof are also covered in the present application. The multifunctional button assembly can include a lever control button, a rotary button and a switch that can be mounted on a substrate.