I have seen it on self-assigned. Intellishop, some Kern shops, service check, and a few I cannot think of off the top of my head do that. It might be that some schedulers set that up, and some do not, so it could vary by area of the country.
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“Lying in bed would be an altogether perfect and supreme experience if only one had a colored pencil long enough to draw on the ceiling."
~Gilbert K. Chesterton