youmaxwell, let me go to first. one of the worst acronyms and government, stands for recognizing generally accepted government engineering processes. are you familiar with this memorandum? that memo is an agency guidance? is it your perspective it is a guidance document? ok? turn your microphone on. june 5, safety memorandum. appendix a chemicals. are you familiar with that? >> yes. >> ok. a memorandumissued about highly hazardous chemicals. are you familiar with that? same thing, do you think that is agency guidance? >> yes. october 25th, 2010, department of education for civil rights published a dear colleague letter on bullying. are you familiar with that letter? >> shazam. --do believe it is guidance -- yes. 8, civil rights division, dear colleague letter, administering school discipline. agency guidance? >> yes. you.ank >> miss maxwell, osha's guidance on recognizing generally good engineering processes, was that intended to be a performance -based standard with flexibility for regulated parties to choose among