1
Pick one article with the most traffic. Effects of improvement show up more easily there
2
Make two versions of "just one" — the title or CTA (e.g. "Sign up now" ⇄ "First, see how it works")
3
Test two weeks each and compare by rate. Don't decide on a few; judge after it accumulates
💡 What you need: "verify with numbers, not assumptions." One element at a time, no rush, honestly