My basic tips on using QR codes

My basic tips on using QR codes 1.  Don't use QR codes in emails. How are QR codes used?  Basically people take a picture of them with their phone, which then takes them to the URL or opens the information or whatever ... all of which happens on a computer. Where do most people read emails?  On a computer screen (or smartphone screen or tablet screen). ... Read more at http://vickywu.us/my-basic-tips-on-using-qr-codes/ #marketing