# Extensions / addons - [Introduction](https://docs.flowretail.com/docs/extensions-addons/introduction.md) - [Flow Poster](https://docs.flowretail.com/docs/extensions-addons/flow-poster.md) - [Flow Gift Card](https://docs.flowretail.com/docs/extensions-addons/flow-gift-card.md) - [Configuration](https://docs.flowretail.com/docs/extensions-addons/flow-gift-card/configuration.md): This guide walks you through the setup of Flow Gift Card in the Flow Retail POS platform. - [Selling a gift card](https://docs.flowretail.com/docs/extensions-addons/flow-gift-card/selling-a-gift-card.md) - [Paying with gift card](https://docs.flowretail.com/docs/extensions-addons/flow-gift-card/paying-with-gift-card.md): Steps to Process a Payment Using the Flow Gift Card. - [Physical vs digital gift cards](https://docs.flowretail.com/docs/extensions-addons/flow-gift-card/physical-vs-digital-gift-cards.md) - [Accounting FAQ](https://docs.flowretail.com/docs/extensions-addons/flow-gift-card/accounting-faq.md) - [Campaign](https://docs.flowretail.com/docs/extensions-addons/campaign.md) - [Important principles](https://docs.flowretail.com/docs/extensions-addons/campaign/important-principles.md) - [Setting up your first campaign](https://docs.flowretail.com/docs/extensions-addons/campaign/setting-up-your-first-campaign.md) - [Common campaign types](https://docs.flowretail.com/docs/extensions-addons/campaign/common-campaign-types.md) - [Troubleshooting](https://docs.flowretail.com/docs/extensions-addons/campaign/troubleshooting.md) - [For developers](https://docs.flowretail.com/docs/extensions-addons/campaign/for-developers.md) - [Service & After sales](https://docs.flowretail.com/docs/extensions-addons/service-and-after-sales.md) - [Compensations](https://docs.flowretail.com/docs/extensions-addons/compensations.md) - [Loyalty Points](https://docs.flowretail.com/docs/extensions-addons/loyalty-points.md) - [Profrakt EDI](https://docs.flowretail.com/docs/extensions-addons/profrakt-edi.md) - [Central Warehouse](https://docs.flowretail.com/docs/extensions-addons/central-warehouse.md) - [External Customer Search](https://docs.flowretail.com/docs/extensions-addons/external-customer-search.md) - [Subscriptions](https://docs.flowretail.com/docs/extensions-addons/subscriptions.md) - [Customer Counting](https://docs.flowretail.com/docs/extensions-addons/customer-counting.md) - [B2B](https://docs.flowretail.com/docs/extensions-addons/b2b.md) - [KID](https://docs.flowretail.com/docs/extensions-addons/kid.md) - [Arts](https://docs.flowretail.com/docs/extensions-addons/arts.md) --- # Agent Instructions: Querying This Documentation If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question. Perform an HTTP GET request on the current page URL with the `ask` query parameter: ``` GET https://docs.flowretail.com/docs/extensions-addons.md?ask= ``` The question should be specific, self-contained, and written in natural language. The response will contain a direct answer to the question and relevant excerpts and sources from the documentation. Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.