What is a CTA on social media? February 15, 2020 A CTA in social media is also known as a Call To Action in social media. This is when you tell your social media audience to perform a task. 3 Tips for CTA’s on social media are: Tip 1 – Ask your audience a question, and tell them to comment below with a response. Tip 2 – Tell your audience to like your post or send you a message on social media. Tip 3 – Tell your audience to go to your website. To make the CTA stronger have them go to a landing page with a contact form.