1
vote
3answers
110 views

What's the most efficient way to allow users to add items to a set?

The context for this question is a web application. Let's say we've got 400-500 widgets. Users can create an unlimited number of sets to group related widgets in ways that make sense to them. Each set ...
6
votes
3answers
989 views

Should we ask for name on card even though it's not required for credit card payments?

The name on card is not used when processing credit card payments. Paypal does not ask the user to enter the name on card when saving a card to the "wallet", while Amazon.com does. The benefit of ...