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4
votes
1answer
86 views

How to communicate that an app never sends information to a server?

If you have an app that never sends any information to any server, what would be the best way to communicate this via the UI? Background: I produce an app that stores data chosen by the user, ...
2
votes
3answers
196 views

Why do sites tend to ask members for payment details, even if what they're accessing is 100% free?

Xbox Marketplace, for example, asks for payment methods to download free content (free as in never having to pay, such as demos). It says it's free, but states that you need to be "charged" to get it. ...
1
vote
2answers
65 views

Dynamic Billing Information Validations In Checkout System

I'm unsure if this is more of a UX or security oriented question, but here goes nothing. I'm currently trying to simplify my e-store's checkout process by adding dynamic client side validations using ...
27
votes
3answers
3k views

What should the default value be for a credit card expiration date?

What is the optimal default value for a credit card expiration date? The only value I've ever noticed in practice is either the current month or the earliest possible month (January 1900 or similar). ...
7
votes
4answers
673 views

Why do web designers force users to enter credit card numbers without hyphens or spaces?

Credit card numbers on the cards themselves seem to follow a pattern--four clusters of digits separated by spaces. This seems to comport with "human factors engineering" that I think shows people have ...
2
votes
2answers
563 views

Including both Stripe Badge and SSL badge for credit card form?

I am currently reading up on credit card form design best practices, and giving visual cues for security seems to be a recurring issue. I use Stripe for credit card processing, and I have not seen ...
2
votes
1answer
337 views

How to design a credit card/payment form for a site filled with non-standard fonts?

Looking over many credit card form design best practices, they stick to very simple/standard fonts and designs. However, these sites use the same fonts throughout the whole site. If my site design ...
3
votes
2answers
133 views

eCommerce Payment Process

We have an eCommerce website that takes credit card payments, everything is fine, however sometimes a user enters their details, gets approved and moves on to the Complete page - they then hit back ...
0
votes
2answers
203 views

Vertical alignment of credit card date fields

Echoing my answer to Is it a bad idea to have all credit card fields on one horizontal line?, there is much evidence that suggests that vertically aligned fields and labels are the best way to layout ...
4
votes
5answers
452 views

Is it a bad idea to have all credit card fields on one horizontal line?

My checkout form is a bit long and I don't like it, so I placed credit card fields on one line. Is it a bad idea to have all the fields on one line horizontally like the image below?
1
vote
2answers
498 views

Should I show a customer granular credit card errors?

When credit cards are declined, our gateway usually provides a useful reason: insufficient funds, CVV mismatch, invalid card number, etc. Should we show this to the user? Or should we just show a ...
382
votes
10answers
89k views

Why do credit card forms ask for Visa, MasterCard, etc.?

You can tell if it's a Visa or MasterCard based on the number it starts with, i.e. 4 for Visa, 5 for MasterCard. Why do most billing forms request the type of card? It's not a barrier for bots (to ...