on Just Publishing Advice:
Hyphens in writing are an essential punctuation point. But the use of hyphens can sometimes be a little confusing for new writers.
But knowing when and how to use them correctly is not as challenging as it seems.
There are many uses for hyphens. However, most difficulties arise with permanent and temporary compound adjectives.
When you use a compound adjective before a noun, you need to decide if you should use a hyphen to avoid confusion.