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 ...
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?
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 ...
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 ...