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2
votes
1answer
35 views

How do I improve the QR code scanning experience?

Many people see QR codes, but many people don't know how to use them since an additional app is required. Sometimes TWO apps are required such as Zxing Some newbie people open up a camera, and take ...
1
vote
4answers
154 views

What works the best: User convenience or User habits?

I've noted that sometimes convenient features are too far from users' expectations or habits. For example, I've noted that http://small-improvements.com uses a form without a save button and they ...
3
votes
1answer
224 views

why must point of sale have a bill-preview on the same page as product selection?

Most of the POS system images I see from google image search on "Point of Sale' have a bill- preview section on the same screen where the products are selected. Is this driven due to user-habit of ...