> ## Documentation Index
> Fetch the complete documentation index at: https://docs.synctera.com/llms.txt
> Use this file to discover all available pages before exploring further.

# An end customer is getting an Address Verification Service (AVS) failed error. How can this be resolved?

> AVS looks at the end-customer’s street address and postal code, so the end-customer needs to be extra careful to ensure those match perfectly.

The AVS decline details is shown in our UI and it is in the transaction API payload under .data.user\_data.address\_verification