Etsy A/B Tested And Implemented Related Products Thumbnails
Showing related products might be considered popular practice by now. If a customer doesn't feel that a given product is exactly what they are looking for, somewhere at the bottom of a page they might get nudged with other hopefully relevant product options. In this leak we actually discovered that Etsy tested this precise idea and made an implementation decision in favor of showing related products. Hence Etsy learned something and so did you.
Highlighted UI Changes From This Leak
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Notice at the bottom of a product page the addition of the "You may also like" product thumbnails. This leak we're going to tie as evidence in favor of the Mixed Search Cues pattern.