IT 432 Writing Requirements Improve or correct these poorly written requirements: Requirement #1: "The buyer's credit card on file shall be charged for payment, unless the credit card has expired." Requirement # 2: "The Text Editor shall be able to parse ED-13.1 documents that define federal laws." Requirement #3: "The same subsystem shall also be able to generate a visible or audible caution/warning signal for the attention of the co-pilot or navigator. Requirement #4: "The battery low warning lamp shall light up when the voltage drops below 3.6 volts, and the current workspace or input data shall be saved." Requirement #5: "The forward passenger doors shall open automatically when the aircraft has halted, except when the rear ramp is deployed." Requirement #6: "The reception subsystem probably ought to be sensitive enough to receive a signal inside a steel-framed building. ; " Requirement #7: "Provided that the designated input signals from the specified devices are received in the correct order where the system is able to differentiate the designators, the output signal shall comply with the required framework of section 3.1.5 to introduce the desired input state."

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Requirement #8: "The antenna shall be capable of receiving FM signals, using a copper core with nylon armoring and a waterproof hardened rubber shield." Requirement #9: "The user shall be able to view the currently selected channel number which shall be displayed at 14pt Swiss type on an LCD panel tested to Federal Regulation Standard ABC-DE and mounted with shockproof rubber washer." Requirement #10: "The network shall handle all unexpected errors without crashing." Requirement #11: "The channel display type- LCD, LED, or TFT- shall be selected by 15 March and the first prototype panel shall be available for testing by the start of phase 3." Requirement #12: "User normally requires early indication of intrusion into the system." Requirement #13: "The print dialog shall be versatile and user-friendly." Requirement #14: "Operators shall be able to back up any disk on to a high-speed removable disk drive or tape cartridge.' Source: Alexander, I.F., and Stevens (2002). "Writing Better Requirements." 1st edition. Addison-Wesley.