Copywriter Max Sackheim wrote that headline to sell a mail order grammar course, around 1919.
It is considered by some as the most effective headline in history. Why?
For a start, it draws you in. Who wouldn’t want to know what those mistakes might be and if you’re making them?
It’s that effective you’ll still see variations used today.
And it seemed a perfect fit for this blog – on spelling and grammar in your website copy and marketing.
Or more precisely…
… the issue of not understanding how spelling and grammar affects your copy and marketing efforts. Or even if it does it at all?
And we’re not talking about accidentally writing ‘£500 off’ instead of ‘£50 off’.
You can find the rest of this great article on the Revive Digital website