QR codes are recognizable, but unfortunately generic-looking. Luckily, their designs are more flexible than you would think. With a 30% tolerance in readability, these codes can be customized while maintaining their technical effectiveness (and that customization will likely improve their marketing effectiveness). See a few examples below, via Mashable.

HBO’s True Blood:

HBO True BloodLouis Vuitton:

Louis VuittonDiscover LA Tourism Bureau:

Discover LA Tourism Bureau