You may decide that you would like to add in related products for each of your products, this can be helpful in increasing sales as customers can find similar or complementary products this way. This help guide will show you how you can set up related products, this is an optional field.
Suggest to your customers' related products so that they may look at buying additional products or products that supplement the products. These products show up on the product page under a heading “You might also like these products”.