This article presents possible use cases and corresponding sample flows that your app can support. It provides a useful starting point as you plan your app's implementation.
If you have several Wix eCommerce sites that use your app you might need to sync checkout settings across those sites. For example, if the return policies change on 1 site, and now the policies guarantee a 100-day item return, this change also needs to be reflected on other sites.
To update the checkout policy settings across all sites:
checkoutPolicies.returnPolicy.content
field value.