Practicing SEO now for over a decade, I don’t often come across many blog posts on the subject that introduce me to anything new — especially when it comes to link building. However, I must admit, after reading your article here I had to bookmark it to refer back to it in the future, as I’m sure it will come in handy when doing SEO for my websites later on down the road.
Historical refreshes of content is a good thing, especially if some of your content has expired. Note, this does not mean re-doing your content; simply refreshing it to bring it current if it isn't already evergreen content. Look at ways you can update outdated content on your site to drive more traffic through visibility on search engines like Google.