An electrosurgical instrument for treating tissue includes a housing having a shaft extending therefrom having an axis A-A defined therethrough. A method of embodiments of the invention includes accessing a web server of a plurality of web servers from a computer system using a CLI. The mobile communication device is removably and rotatably connected to the electronic-device body. Methods of heating the articles to provide folded, cupped, andor puckered articles are also disclosed. The heat recovery unit also may include a controls box positioned in the support box, where the controls box maintains electronic intelligence of the recovery unit.