# Apps - [Task #26: Loox or Judge.me Product Reviews](https://docs.vecomlab.com/ecom-foundations/apps/task-26.md): Optimize your site with Loox for Shopify: installation, pricing, integration, and review management. - [Task #27: Klaviyo](https://docs.vecomlab.com/ecom-foundations/apps/task-27.md): Increase sales in Shopify with Klaviyo: bring back warm customers and boost profits for free. - [Task #28: Tracktor By ShopPad](https://docs.vecomlab.com/ecom-foundations/apps/task-28.md): Set up order tracking in Shopify: automatic notifications about the order status sent to the customer's email. - [Task #29: Buy Me ‑ Sticky Buy Button](https://docs.vecomlab.com/ecom-foundations/apps/task-29.md): Add a fixed "Add to Cart" button on the product page using the Buy Me - Sticky Buy Button app in Shopify. --- # 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.vecomlab.com/ecom-foundations/apps.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.