When creating content for your website, the difference of one word can make or break your website conversion. Copywriters see it all the time… a simple tweak of a headline can mean a 500% difference in conversion.

The only real way to know if your content is converting at maximum potential is to continually test your headlines and content. We found a terrific article called Top 10 Ideas for Testing Your Headlines.

In it, you’ll find out the easiest ways to tweak your copy… and increase sales. Here’s an example:

Which of these headlines do you think will work the best?

*Nine out of ten children in Sub-Saharan Africa have HIV

*90% of the children in Sub-Saharan Africa have HIV

*9/10 of the children in Sub-Saharan Africa have HIV

The only way to find out? Test, test, and test again.