Systems and methods can facilitate identifying 2D content in media that is suitable for conversion into 3D content, and converting the suitable 2D content into 3D content. One or more lists of entries are generated based on the received signals, each entry specifying a respective frequency channel suspected of containing a carrier of a respective Radio Access Technology. A user may then navigate the relationships between the components to quickly understand the nature of the document and its components and to locate particular portions of the document that are important to the user. Transverse slits are then formed in the sheets, and the sheets are heat sealed together near edges of the slits to form separate bags between the slits. When the device is mounted adjacent the back of the piece of furniture, with the post vertically adjusted to a desired height, and with a flat television screen attached to the screen mounting member, the flat screen may be supported above the upper surface and at a prescribed point between the front and rear edges of the piece of furniture.