Inspect The Headrest Before Interpreting Feedback
Establish the headrest's shape, position and available controls before asking users to assess it. A participant's comments are easier to interpret when the trial record describes the actual setup. Office chairs with headrests, standards unspecified, should not be assumed to provide adjustable head support simply because the feature is present. If controls exist, demonstrate them and note the chosen settings. If the position is fixed, assess that arrangement directly. Connect the observations to the user's normal activities, keeping the headrest assessment within the complete chair and workstation configuration being considered for the workplace.
Ask For The Evidence Your Brief Requires
Define the standards information needed before requesting documentation. The organisation may require a particular reference or need evidence reviewed by a designated team. State that requirement clearly and ask for information relevant to the exact configuration under assessment. Office chairs should be compared using equivalent evidence requirements, with unanswered questions kept visible. An unspecified standard is an information gap rather than a confirmed statement that no standard applies. Preserve that distinction throughout the review so that the final record reflects what is known and what still needs clarification before the approval decision.

