# Dotdigital Marketing Help Centre > Dotdigital Marketing Help Centre ## English ### Integrations - [Integrations by category](https://marketing.help.dotdigital.com/en/articles/9729831-integrations-by-category.md): Discover our wide range of integrations based on their function or related system type. ### Product recommendations - [Product recommendations overview](https://marketing.help.dotdigital.com/en/articles/8199208-product-recommendations-overview.md): Use product recommendations to define which products appear in your campaigns. - [Understand product recommendation types](https://marketing.help.dotdigital.com/en/articles/8199209-understand-product-recommendation-types.md): Learn about different product recommendation types and how they fit into customer journeys and website placements. - [Create a product recommendation](https://marketing.help.dotdigital.com/en/articles/8199210-create-a-product-recommendation.md): Create a product recommendation and configure filters, fallbacks, and previews. - [Product recommendations in campaigns, pages, or forms](https://marketing.help.dotdigital.com/en/articles/8199211-product-recommendations-in-campaigns-pages-or-forms.md): Learn to add product recommendations to your campaigns, pages, and forms, and customise their layout and settings. - [Product bundles in product recommendations](https://marketing.help.dotdigital.com/en/articles/8199212-product-bundles-in-product-recommendations.md): Bundled products work in product recommendations the same way as simple products, with a few key differences. - [Hybrid prediction product recommendations](https://marketing.help.dotdigital.com/en/articles/8199213-hybrid-prediction-product-recommendations.md): Combine data points from Best next and Lookalike recommendations. - [Also bought product recommendations](https://marketing.help.dotdigital.com/en/articles/8199214-also-bought-product-recommendations.md): Also bought is a personalised recommendation that shows the most popular products contacts purchase alongside a particular item. - [Best next predictive product recommendations](https://marketing.help.dotdigital.com/en/articles/8199215-best-next-predictive-product-recommendations.md): Best next uses collaborative filtering to recommend products to your customers based on shared purchasing behaviour. - [Best sellers product recommendations](https://marketing.help.dotdigital.com/en/articles/8199216-best-sellers-product-recommendations.md): Use the Best sellers recommendation to highlight your most popular products based on order data from your Insight collection. - [Most viewed product recommendation](https://marketing.help.dotdigital.com/en/articles/8199217-most-viewed-product-recommendation.md): Most viewed is a product recommendation that identifies the most-viewed items in your catalogue's Insight data collection. - [Custom category product recommendation](https://marketing.help.dotdigital.com/en/articles/8199218-custom-category-product-recommendation.md): Use filters to control which products appear in your recommendation. - [Lookalike predictive product recommendations](https://marketing.help.dotdigital.com/en/articles/8199219-lookalike-predictive-product-recommendations.md): Lookalike recommendations use content-based filtering to suggest products based on what's similar to what a contact has already browsed or bought. - [Trending products recommendation](https://marketing.help.dotdigital.com/en/articles/8199220-trending-products-recommendation.md): Trending products is a hybrid recommendation, combining best sellers and most viewed. - [Set up Variant handling](https://marketing.help.dotdigital.com/en/articles/8199221-set-up-variant-handling.md): Avoid recommending the same product to your contacts multiple times. - [Set the default tax rate for a catalog](https://marketing.help.dotdigital.com/en/articles/8199222-set-the-default-tax-rate-for-a-catalog.md): If your catalog prices don't include tax, you can set a custom default tax rate for each of your catalogs. - [Set up catalog-level rules](https://marketing.help.dotdigital.com/en/articles/8199223-set-up-catalog-level-rules.md): Control which products appear in your product recommendations. - [Use the Insight data checker](https://marketing.help.dotdigital.com/en/articles/8199224-use-the-insight-data-checker.md): Identify issues in your Insight data. - [Insight data dependencies for product recommendations](https://marketing.help.dotdigital.com/en/articles/8199225-insight-data-dependencies-for-product-recommendations.md): What insight data you need to sync to use each type of product recommendation. - [Weighting curve for product recommendations](https://marketing.help.dotdigital.com/en/articles/8199226-weighting-curve-for-product-recommendations.md): Product recommendations use a weighting curve to prevent old data from skewing results and surfacing less relevant products. - [Change the unique product identifier](https://marketing.help.dotdigital.com/en/articles/8199228-change-the-unique-product-identifier.md): Set how Dotdigital Marketing uniquely identifies products in your catalogue. - [Onsite product recommendations](https://marketing.help.dotdigital.com/en/articles/8199229-onsite-product-recommendations.md): Display product recommendations on your website using Dotdigital Marketing's embed scripts. - [About the affinity score](https://marketing.help.dotdigital.com/en/articles/8199230-about-the-affinity-score.md): What the affinity score is and how it's calculated. - [Recommend variants or parents in product recommendations](https://marketing.help.dotdigital.com/en/articles/8199231-recommend-variants-or-parents-in-product-recommendations.md): Control whether product recommendations show variant products or parent products. - [New in store product recommendation](https://marketing.help.dotdigital.com/en/articles/8560163-new-in-store-product-recommendation.md): Show your contacts the latest items added to your store. - [Bought together product recommendations](https://marketing.help.dotdigital.com/en/articles/8947921-bought-together-product-recommendations.md): Use cart data and order data to send Bought together product recommendations to your contacts. - [Copy or rename a product recommendation](https://marketing.help.dotdigital.com/en/articles/9842558-copy-or-rename-a-product-recommendation.md): Copy or rename a product recommendation to keep your list organised and your naming consistent. - [Troubleshoot product recommendations in automated email campaigns](https://marketing.help.dotdigital.com/en/articles/12607950-troubleshoot-product-recommendations-in-automated-email-campaigns.md): Diagnose and fix empty or missing product recommendation blocks in automated email campaigns. - [Set the default display currency for a catalog](https://marketing.help.dotdigital.com/en/articles/8549146-set-the-default-display-currency-for-a-catalog.md): Set a default currency for each of your catalogs, for use with product recommendations and commerce blocks in your email campaigns. ### Account settings and admin - [Contact support](https://marketing.help.dotdigital.com/en/articles/8200184-contact-support.md): We're here to help you get the most out of Dotdigital Marketing. - [Install the Dotdigital Marketing Progressive web app \(PWA\)](https://marketing.help.dotdigital.com/en/articles/8290989-install-the-dotdigital-marketing-progressive-web-app-pwa.md): Get easy access and a smoother experience with our Progressive Web App \(PWA\). - [Log in to Dotdigital Marketing](https://marketing.help.dotdigital.com/en/articles/10072042-log-in-to-dotdigital-marketing.md): Access your Dotdigital Marketing account. ### Partners - [The Partner Hub](https://marketing.help.dotdigital.com/en/articles/11939805-the-partner-hub.md): The Partner Hub collects together all of the resources and information our partners need to get the most out of Dotdigital Marketing. - [Download your partner brand assets](https://marketing.help.dotdigital.com/en/articles/10922397-download-your-partner-brand-assets.md): For use in your marketing, social media, and communications. - [Update your partner profile](https://marketing.help.dotdigital.com/en/articles/10599741-update-your-partner-profile.md): Showcase your organisation to our users. - [Become a verified integration partner](https://marketing.help.dotdigital.com/en/articles/10916701-become-a-verified-integration-partner.md): Have your integration reviewed and verified by Dotdigital. - [The Integration Kickstarter Fund](https://marketing.help.dotdigital.com/en/articles/10916831-the-integration-kickstarter-fund.md): Understand the funding available and check your eligibility. ### Announcements - [Announcement: Enable Dotdigital app embeds in Shopify](https://marketing.help.dotdigital.com/en/articles/13167393-announcement-enable-dotdigital-app-embeds-in-shopify.md): Action required to continue using product notifications.