VITALS Related Products Shopify App (one of the 40+ offered by VITALS) is a great application for your store which gives you the possibility to have a showcase with Related Products on your product page; this is a GREAT way of displaying and promoting more of your products - the Amazon.com way!
This is a very easy way to implement cross-selling and thus gives you a lot more visibility to your otherwise harder to find products. Having a Related Products showcase section on your product page is a great way of displaying and promoting more of your products.
You can show Related Products and add conditions like related by collections, tags, type, or browsing behavior of your clients.
Please check our fantastic help center. Chances are we've already answered your question before.
Check out our Help Center