The trouble with paid advertising is that there’s always some guesswork involved. No matter how much audience data you’ve acquired, you still have to speculate on what copy, headlines, and images are going to be most effective for your paid Facebook marketing campaigns.
This is typically where marketers come up short when they create advertisements for Facebook, and they don’t see the desired conversions. Thankfully, you can easily create ad variations to test against each other and get those conversion rates up.