Recently I have written an article on how to include the custom field value to API response in case it is related to the same database table. In addition to the previous blog post, I would like to describe how to add external attributes to a collection, when the attribute values are stored in separate database tables.

Hi friends, my previous article has been written about email sending feature in Magento, and you can read it here. But it seems that we have one more issue – how to display collections/arrays data in the email templates. We’ll try to shed the light on this below.