INTERACTION-DESIGN5 MIN READ
Walk A Checkout From Confusion To Confidence
Apply visibility, error prevention, and recovery principles across a checkout sequence.
Payment moment Mobile checkout, weak connection, final payment step. The user needs evidence before they decide whether to tap again. Trust-state chain Match UI feedback to the consequence of the state transition. The more consequential the transition, the clearer the state evidence must be. Before payment Step 1 The user taps Pay. What should the button do? During authorization Step 2 The gateway is slow. What should the screen communicate? After success Step 3 The charge is accepted. What evidence belongs on confirmation?
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