> For the complete documentation index, see [llms.txt](https://docs.optis.me/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.optis.me/product-options/advanced-features.md).

# Advanced Features

- [Show updated total price with add-ons](https://docs.optis.me/product-options/advanced-features/show-updated-total-price-with-add-ons.md)
- [Shorten file upload display on cart/checkout](https://docs.optis.me/product-options/advanced-features/shorten-file-upload-display-on-cart-checkout.md)
- [Work with your cart drawer / ajax cart](https://docs.optis.me/product-options/advanced-features/work-with-your-cart-drawer-ajax-cart.md)
- [Show options on Email confirm/Packing slips](https://docs.optis.me/product-options/advanced-features/show-options-on-email-confirm-packing-slips.md)
- [Edit option on cart page](https://docs.optis.me/product-options/advanced-features/edit-option-on-cart-page.md)
- [Show options on featured products](https://docs.optis.me/product-options/advanced-features/show-options-on-featured-products.md)
- [OPTIS Product Options - Developer Integration Guide](https://docs.optis.me/product-options/advanced-features/optis-product-options-developer-integration-guide.md)