QR codes can prove useful in an arsenal of digital marketing tools, but marketers must take care not to see them as the be-all and end-all, writes Get It CEO Chris Tanner. QR campaigns should be used in conjunction with an SMS call-to-action that gives those who don't scan the option of texting. Marketers should also carefully monitor the results of a variety of campaigns to gauge whether QR codes work for them, he advises.

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