A licensee may earn PDH units by any of the following methods: Attending and successfully completing qualifying programs in which the teaching methodology consists primarily of systematic presentation of subjects related to the practice of engineering, and which programs are: Offered by pre-approved or other authorized providers; Have a stated purpose and defined content areas; and Have a clearly stated duration. Serving as a single or first author of an original paper on engineering subject matters published in magazines, journals, professional proceedings, or other similar publications intended for professional use and distribution; Serving as a single or first author of an original published book on engineering subject matters that exhibits excellence in scholarship and has a significant impact and influence on the direction of engineering; Subject to limitations set forth in Regulation .06 of this chapter, active participation in an engineering professional or technical society; Obtaining a patent; Subject to limitations set forth in this Regulation .05, teaching or lecturing of a qualified program, as described in Regulation .04 of this chapter; Developing examination questions accepted for use on NCEES examinations; or Other appropriate methods approved by the Board. A licensee may not earn credits for such activities as: Regular employment as a professional engineer, full-time faculty member, or expert witness; Marketing or business development or sales; Equipment demonstrations or trade show displays; Time management techniques and strategies; Computer-aided drafting; Repetitive attendance of the same course or activity; Attending committee meetings or general business meetings of any organization; Conversational language courses for personal use; Executive coaching; Basic computer software, including, but not limited to, Excel, Word, Outlook, and similar basic computer software; or Any other topics not relevant to the practice of engineering.