- aesthetic usage
- Used in pin descriptions to point to a related board or a linked source for a DIY project or recipe.
- board use
- Board titles and descriptions sometimes include it to guide followers to a featured section or linked website.
- visual meaning
- On infographic-style pins, it appears as a visual cue within the image itself to direct the eye downward.
- pin context
- Used to encourage users to check the comments for tips, sources, or additional context below the pin.