> For clean Markdown of any page, append .md to the page URL.
> For a complete documentation index, see https://fiftytwo-demo.ferndocs.com/help/concepts/llms.txt.
> For AI client integration (Claude Code, Cursor, etc.), connect to the MCP server at https://fiftytwo-demo.ferndocs.com/_mcp/server.

# Platform concepts

## Docs

- [ViKING](https://fiftytwo-demo.ferndocs.com/help/concepts/re.md)
- [ViKING POS shop assistant roles](https://fiftytwo-demo.ferndocs.com/help/concepts/operator-salesperson.md): In ViKING, shop assistants can have two roles:
- [ViKING self-scanning](https://fiftytwo-demo.ferndocs.com/help/concepts/selfscan.md)
- [ViKING payment methods](https://fiftytwo-demo.ferndocs.com/help/concepts/payment.md)
- [ViKING credit sales](https://fiftytwo-demo.ferndocs.com/help/concepts/credit-sales.md): ViKING (previously also known as 52RETAIL) supports credit sales, also known as account sales.
- [ViKING discount types](https://fiftytwo-demo.ferndocs.com/help/concepts/discount-types.md): ViKING (previously also known as 52RETAIL) works with:
- [ViKING returns & corrections](https://fiftytwo-demo.ferndocs.com/help/concepts/returns-corrections.md): ViKING (previously also known as 52RETAIL) gives you the following features for handling returns and corrections:
- [ViKING till balance & bookkeeping](https://fiftytwo-demo.ferndocs.com/help/concepts/till-balance-book.md)
- [Collection of useful ViKING tips](https://fiftytwo-demo.ferndocs.com/help/concepts/tips.md)
- [Loyalty](https://fiftytwo-demo.ferndocs.com/help/concepts/loyalty.md)
- [Order management](https://fiftytwo-demo.ferndocs.com/help/concepts/order-mgt.md): The Fiftytwo suite of APIs makes ViKING ideal for:
- [Minimum hardware requirements for ViKING](https://fiftytwo-demo.ferndocs.com/help/concepts/hw.md): These are the minimum hardware requirements for ViKING: