A killer what? Here, read this post that explains what calls-to-action (CTAs) are.
Caught up? Now master the copy and design to get the best conversion rates possible. If you could use a little help creating them -- design's not my forte, either -- use these free, customizable CTA templates.
And if inspiration's what you're lacking, we got that, too. Scroll through 101 amazing and effective CTAs.
Finally, remember CTAs can live anywhere! For instance, Facebook just started allowing them in cover photos. (Don't get overwhelmed; we've got you covered. Learn how to make Facebook CTAs with these free templates.)
Hope this helps you up your CTA game! Share your own tips with us in the comments.
Image credit: TheGirlsNY