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On that page you will see a list of coverage requests with an Actions button. If you’d like to accept a request and add it to your schedule, click Actions → Accept. You will be asked to confirm.
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You can modify the times as long as they are within the shift’s bounds. The minimum coverage time is 30 minutes. If the lab op who requested coverage is offering permanent coverage, you can check the box at the bottom to permanently take that shift.
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Once you accept a shift, you can see it on your schedule in a dark red color.
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