# FAQ > Source: https://www.recombee.com/faq > For the complete site index, see [llms.txt](/llms.txt). To integrate Recombee, see the developer documentation at https://docs.recombee.com/llms.txt. # FAQ [All->](https://www.recombee.com/faq) [How It Works->](https://www.recombee.com/faq/how-it-works) [Recommendations->](https://www.recombee.com/faq/recommendations) [Personalized Search->](https://www.recombee.com/faq/personalized-search) [Features->](https://www.recombee.com/faq/features) FAQ * [We cache recommendations to reduce server load. Could that actually be hurting our engagement numbers over time?](https://www.recombee.com/faq/does-caching-recommendations-hurt-engagement) [How It Works](https://www.recombee.com/faq/how-it-works) [Explore->](https://www.recombee.com/faq/does-caching-recommendations-hurt-engagement) * [We're launching new products every week. How quickly can they actually get recommended to the right users if they have no clicks yet?](https://www.recombee.com/faq/how-quickly-can-new-products-get-recommended) [Features](https://www.recombee.com/faq/features) [Explore->](https://www.recombee.com/faq/how-quickly-can-new-products-get-recommended) * [Beyond clicks, what interaction data should we actually be sending in to get meaningfully better recommendations?](https://www.recombee.com/faq/what-interaction-data-should-we-send) [How It Works](https://www.recombee.com/faq/how-it-works) [Explore->](https://www.recombee.com/faq/what-interaction-data-should-we-send) * [A lot of our users aren't logged in. Do recommendations for them just default to "most popular" and stop there?](https://www.recombee.com/faq/how-do-you-handle-recommendations-for-anonymous-users) [How It Works](https://www.recombee.com/faq/how-it-works) [Explore->](https://www.recombee.com/faq/how-do-you-handle-recommendations-for-anonymous-users) * [My users don't behave the same way across a session - sometimes they're in research mode, sometimes just browsing. Can a recommender actually handle that, or does it just pick one mode and stick with it?](https://www.recombee.com/faq/how-do-you-handle-different-user-behaviors-in-a-session) [Recommendations](https://www.recombee.com/faq/recommendations) [Explore->](https://www.recombee.com/faq/how-do-you-handle-different-user-behaviors-in-a-session) * [We have freemium users I want to convert to paid subscribers. Can I actually tune the recommender to push them toward subscription - or is that too manual to set up?](https://www.recombee.com/faq/how-do-you-handle-freemium-user-conversion) [Recommendations](https://www.recombee.com/faq/recommendations) [Explore->](https://www.recombee.com/faq/how-do-you-handle-freemium-user-conversion) * [When I hear "targeted ads", I assume the recommender is behind it. Is that actually how it works?](https://www.recombee.com/faq/how-do-you-handle-targeted-ads) [How It Works](https://www.recombee.com/faq/how-it-works) [Explore->](https://www.recombee.com/faq/how-do-you-handle-targeted-ads) * [Is the growth in recommender system adoption a trend we need to take seriously, or is it already plateaued?](https://www.recombee.com/faq/is-the-growth-in-recommender-system-adoption-a-trend-we-need-to-take-seriously) [How It Works](https://www.recombee.com/faq/how-it-works) [Explore->](https://www.recombee.com/faq/is-the-growth-in-recommender-system-adoption-a-trend-we-need-to-take-seriously) * [What types of data sources does a modern recommender system rely on to generate personalized recommendations?](https://www.recombee.com/faq/what-data-sources-does-a-modern-recommender-system-rely-on) [How It Works](https://www.recombee.com/faq/how-it-works) [Explore->](https://www.recombee.com/faq/what-data-sources-does-a-modern-recommender-system-rely-on) * [Why are historical items that are no longer available to users still stored in the item catalog?](https://www.recombee.com/faq/why-are-historical-items-still-stored-in-the-item-catalog) [How It Works](https://www.recombee.com/faq/how-it-works) [Explore->](https://www.recombee.com/faq/why-are-historical-items-still-stored-in-the-item-catalog) * [How can item categories be used to control which recommendations a user sees?](https://www.recombee.com/faq/how-can-item-categories-be-used-to-control-which-recommendations-a-user-sees) [Features](https://www.recombee.com/faq/features) [Explore->](https://www.recombee.com/faq/how-can-item-categories-be-used-to-control-which-recommendations-a-user-sees) * [What role do neural text embeddings play in recommending items that have few or no user interactions?](https://www.recombee.com/faq/how-do-neural-text-embeddings-help-with-cold-start-recommendations) [Recommendations](https://www.recombee.com/faq/recommendations) [Explore->](https://www.recombee.com/faq/how-do-neural-text-embeddings-help-with-cold-start-recommendations) * [In what recommendation scenarios does a user's geographic location become a critical input?](https://www.recombee.com/faq/how-does-geographic-location-affect-recommendation-quality) [Recommendations](https://www.recombee.com/faq/recommendations) [Explore->](https://www.recombee.com/faq/how-does-geographic-location-affect-recommendation-quality) * [What strategic risk does neglecting cold-start item coverage create for a product catalog-driven business?](https://www.recombee.com/faq/how-does-neglecting-cold-start-coverage-affect-business-outcomes) [How It Works](https://www.recombee.com/faq/how-it-works) [Explore->](https://www.recombee.com/faq/how-does-neglecting-cold-start-coverage-affect-business-outcomes) * [How should a business weigh GDPR and data privacy requirements against the need for rich user data to drive personalization?](https://www.recombee.com/faq/how-should-a-business-weigh-gdpr-and-data-privacy-requirements) [How It Works](https://www.recombee.com/faq/how-it-works) [Explore->](https://www.recombee.com/faq/how-should-a-business-weigh-gdpr-and-data-privacy-requirements) * [What is the strategic value of investing in image-based neural embeddings for a marketplace where sellers upload their own product photos?](https://www.recombee.com/faq/what-is-the-strategic-value-of-investing-in-image-based-neural-embeddings) [Recommendations](https://www.recombee.com/faq/recommendations) [Explore->](https://www.recombee.com/faq/what-is-the-strategic-value-of-investing-in-image-based-neural-embeddings) * [How does incorporating user background attributes such as skills or interests affect recommendation quality in domains with sparse interaction data?](https://www.recombee.com/faq/how-does-incorporating-user-background-attributes-affect-recommendation-quality) [How It Works](https://www.recombee.com/faq/how-it-works) [Explore->](https://www.recombee.com/faq/how-does-incorporating-user-background-attributes-affect-recommendation-quality) * [How do recommendation objectives get defined for a specific platform and its individual use cases?](https://www.recombee.com/faq/how-do-recommendation-objectives-get-defined-for-a-specific-platform) [How It Works](https://www.recombee.com/faq/how-it-works) [Explore->](https://www.recombee.com/faq/how-do-recommendation-objectives-get-defined-for-a-specific-platform) * [Can recommendation systems be used to convert free users into paying subscribers?](https://www.recombee.com/faq/can-recommendation-systems-be-used-to-convert-free-users-into-paying) [Recommendations](https://www.recombee.com/faq/recommendations) [Explore->](https://www.recombee.com/faq/can-recommendation-systems-be-used-to-convert-free-users-into-paying) * [What makes recommendation objective design particularly complex for platforms like job boards or dating sites?](https://www.recombee.com/faq/what-makes-recommendation-design-complex-for-job-boards-dating-sites) [How It Works](https://www.recombee.com/faq/how-it-works) [Explore->](https://www.recombee.com/faq/what-makes-recommendation-design-complex-for-job-boards-dating-sites) * [How do content streaming platforms balance supporting niche creators with optimizing for mainstream user engagement?](https://www.recombee.com/faq/how-do-content-streaming-platforms-balance-niche-creators-and-engagement) [Recommendations](https://www.recombee.com/faq/recommendations) [Explore->](https://www.recombee.com/faq/how-do-content-streaming-platforms-balance-niche-creators-and-engagement) * [Why is content discovery a standalone recommendation objective rather than a byproduct of relevance optimization?](https://www.recombee.com/faq/why-is-content-discovery-a-standalone-recommendation-objective) [Personalized Search](https://www.recombee.com/faq/personalized-search) [Explore->](https://www.recombee.com/faq/why-is-content-discovery-a-standalone-recommendation-objective) * [How did recommender systems originate, and what distinguished early systems from modern personalized ones?](https://www.recombee.com/faq/how-did-recommender-systems-originate) [How It Works](https://www.recombee.com/faq/how-it-works) [Explore->](https://www.recombee.com/faq/how-did-recommender-systems-originate) * [What is driving the continued growth in the volume of recommendations served to online users?](https://www.recombee.com/faq/what-is-driving-the-continued-growth-in-the-volume-of-recommendations) [How It Works](https://www.recombee.com/faq/how-it-works) [Explore->](https://www.recombee.com/faq/what-is-driving-the-continued-growth-in-the-volume-of-recommendations) * [Are targeted advertisements the same thing as AI-powered recommender systems?](https://www.recombee.com/faq/are-targeted-advertisements-the-same-thing-as-ai-powered-recommender-systems) [How It Works](https://www.recombee.com/faq/how-it-works) [Explore->](https://www.recombee.com/faq/are-targeted-advertisements-the-same-thing-as-ai-powered-recommender-systems) * [What is the strategic significance of recommendation systems becoming pervasive across virtually every major online platform?](https://www.recombee.com/faq/what-is-the-strategic-significance-of-recommendation-systems-becoming-pervasive) [How It Works](https://www.recombee.com/faq/how-it-works) [Explore->](https://www.recombee.com/faq/what-is-the-strategic-significance-of-recommendation-systems-becoming-pervasive) * [What was the significance of the GroupLens system in the history of personalized recommendations?](https://www.recombee.com/faq/what-was-the-significance-of-the-group-lens-system) [How It Works](https://www.recombee.com/faq/how-it-works) [Explore->](https://www.recombee.com/faq/what-was-the-significance-of-the-group-lens-system) Haven’t Found The Information You Are Looking For?