In the absence of such a guideline, local districts may use their student data to detect and remove any potential bias in teacher recommendations, which we discussed earlier in this report. (ppic.org)
I do not argue that it is impossible to come up with such guidelines or methodology. (firstthings.com)
Cheap dating sites do not care in posting such guidelines in their sites because they only care for the income that they can get out of innocent online customers. (trusteddatingsiteadvisory.com)