1. Is the headline accurate?
2. Does it work out of context?
3. How compelling a promise does it make?
4. How easy is it to parse?
5. Could it benefit from a number?
6. Are all the words necessary?
7. Does it obey the Proper Noun Rule?
8. Would it work better as an explanatory headline?
9. Does it focus on events or implications?
10. Could it benefit from one of these 10 words? Top, Why, How, Will, New, Secret, Future, Your, Best, Worst.