LaTeX Coffee Stains by Hanno Rein.
Even if you have the latest TeX Live release installed, you may overlook a package or be missing something essential like LaTeX Coffee Stains.
From the webpage:
This package provides an essential feature to LaTeX that has been missing for too long. It adds a coffee stain to your documents. A lot of time can be saved by printing stains directly on the page rather than adding it manually.
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Give your documents that “hard use” look. Impress managers.
To make the pages “sticky,” you have to supply your own donuts.