Addendum Note by the Secretariat As referred to in document UNEP/CHW.13/13, the annex to the present note sets out a draft revised version of section 3 of the guidance document on environmentally sound management of used and end-of-life computing equipment prepared by the Partnership Working Group (UNEP/CHW.11/6/Add.1/Rev.1), along with changes throughout the guidance document proposed by the Partnership Working Group for the sake of consistency.