Which action should you perform to make it possible to display your custom attribute value on the product list?

  • Set «used_in_product_listing» property for this attribute to «1».
  • Rewrite the method Mage_Catalog_Block_Product_List::_getProductCollection() to add additional attributes to select.
  • Observe the «catalog_product_collection_load_before» event to add the attribute to select.
  • You can use «used_in_product_list» property for this attribute to «0».