According to this article: Insert Document Links, one should be able to insert a link to a stored file. The icon in the article appears to be a copy/paste icon (not sure if that matters) but I can't click it in my client's account.
Is there a simple way to insert a link to a file in Email? If we batch upload the files, is there a way to discover all the URLs? Content Builder creates some funky URLs, making it hard to write AMPscript to the content.