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Individual Period starts are shown in the Monthly views (first screenshot below) and unspecified and excluded days are highlighted in the Yearly view (second screenshot below).
Note that the screenshots were made on the 19th December 2017 and that dates before this are not shown.
Restricting Job and Order Starts
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In the screenshot shown below it can be seen that two Every 3rd day frequencies have been set - one for December and one for the whole of 2018.
Now click Close and the Every 3rd Day Restriction will be added to the Set Run-time configuration as shown below:
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