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Design and scanability
Logos, colour and frames on a code that still reads.
Articles
Add a logo without breaking the code
How much of the matrix you can actually cover.
Contrast and the quiet zone
The two rules that break more codes than anything else.
Frames, calls to action and stickers
Telling people what the code is for.
Design a card around the code
Layers, formats and exporting for print.
Other areas
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