> For the complete documentation index, see [llms.txt](https://docs.digitalriver.com/vtex-1/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.digitalriver.com/vtex-1/vtex-1.0.0/introduction/how-it-works.md).

# How it works

Learn how the Digital River App for VTEX works.

Shoppers can use Digital River Drop-in to select from the available payment methods. These payment methods are determined when you [create your Digital River account](https://docs.digitalriver.com/digital-river-api/quick-start-guide#step-1-create-a-test-account).