> For the complete documentation index, see [llms.txt](https://pb-apps.gitbook.io/lool/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://pb-apps.gitbook.io/lool/how-to.md).

# HOW TO

- [How to collect contact lens prescription?](https://pb-apps.gitbook.io/lool/how-to/how-to-collect-contact-lens-prescription.md)
- [How to use SPH,CYL,ADD on contact lens prescription form?](https://pb-apps.gitbook.io/lool/how-to/how-to-use-sph-cyl-add-on-contact-lens-prescription-form.md)
- [How do I add a badge to my lens option?](https://pb-apps.gitbook.io/lool/how-to/how-do-i-add-a-badge-to-my-lens-option.md)
- [How do I add description to my lens options?](https://pb-apps.gitbook.io/lool/how-to/how-do-i-add-description-to-my-lens-options.md)
- [How do I add image to my lens options?](https://pb-apps.gitbook.io/lool/how-to/how-do-i-add-image-to-my-lens-options.md)
- [How to display lenses based on the prescription data provided by the buyers?](https://pb-apps.gitbook.io/lool/how-to/how-to-display-lenses-based-on-the-prescription-data-provided-by-the-buyers.md): Prescription-first type only
- [How to jump to different pages according to the customer's choice?](https://pb-apps.gitbook.io/lool/how-to/how-to-jump-to-different-pages-according-to-the-customers-choice.md)
- [How do I change the layout of my options?](https://pb-apps.gitbook.io/lool/how-to/how-do-i-change-the-layout-of-my-options.md): We've built 3 layouts into the app, so you can choose an additional 2 layout when you have multiple variations of the product you're binding
- [How do I combined all products into 1 product](https://pb-apps.gitbook.io/lool/how-to/how-do-i-combined-all-products-into-1-product.md)
- [How to automatically trigger the Select Lenses button when I select a specific variant](https://pb-apps.gitbook.io/lool/how-to/how-to-automatically-trigger-the-select-lenses-button-when-i-select-a-specific-variant.md)
- [How to automatically hide the Select Lenses button when I select a specific variant](https://pb-apps.gitbook.io/lool/how-to/how-to-automatically-hide-the-select-lenses-button-when-i-select-a-specific-variant.md)
- [How do I delete the associated products at the same time when I delete a product(frame or lens)?](https://pb-apps.gitbook.io/lool/how-to/how-do-i-delete-the-associated-products-at-the-same-time-when-i-delete-a-product-frame-or-lens.md)
- [How to get buyers to skip a step](https://pb-apps.gitbook.io/lool/how-to/how-to-get-buyers-to-skip-a-step.md)
- [How to hide lens products from storefront?](https://pb-apps.gitbook.io/lool/how-to/how-to-hide-lens-products-from-storefront.md)
- [How to specify my lens flow to specific products?](https://pb-apps.gitbook.io/lool/how-to/how-to-specify-my-lens-flow-to-specific-products.md)
- [How to synchronize the variants of lens products](https://pb-apps.gitbook.io/lool/how-to/how-to-synchronize-the-variants-of-lens-products.md)