This plugin allows you to add content to the order emails per product. This is useful if a purchased product requires some more explanation.

Product Specific Email Content for WooCommerce

If you want to add custom content to your order emails, on a per-product basis, this is 
the plugin for you. With this plugin, you can add text to your order emails for each product 
that your customer bought. Only the content for the bought products will be added to the 
email.
This is useful if you want to send some extra info to the customer, depending on the products 
they bought.
<h3>Workflow</h3>
Develop in Git and on GitHub as normal. Then:
<ul>
<li>git svn rebase</li>
<li>git svn dcommit</li>
<li>git rebase origin/master master</li>
</ul>

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