The percentage of users who click on the link in your digital marketing message after seeing it. For example, if 10,000 users see your display ad, and 10 users click on it, your click-through rate (CTR) is 0.001 or 0.1%. The same math applies to links within marketing emails, landing pages, and social media. CTR is a key success metric for an advertising campaign.

Building a Highly-targeted Opt in List: When Money Lies Beneath the Lists
Are you successful with your Internet business? Better yet, do you think you are successful with your online business? When most online entrepreneurs are asked with these questions, they often brush it off.