Because the majority of social media takes place on mobile devices, you should test your posts before you pay to promote them. This includes considering the following four items:Group of answer choicesImages should be clear and convey meaning even when small.Text should require the need for scrolling.The point of the ad should come across immediately with a clear Call to Action $($CTA$).$Any links in the ad should lead to mobile$-$optimised landing pages.Images should be clear and convey meaning even when small.Text should be brief enough to minimise the need for scrolling.The point of the ad should confuse the consumer.Any links in the ad should lead to mobile$-$optimised landing pages.Images should be clear and convey meaning only when they are large.Text should be brief enough to minimise the need for scrolling.The point of the ad should come across immediately with a clear CTA.Any links in the ad should lead to mobile$-$optimised landing pages.Images should be clear and convey meaning even when small.Text should be brief enough to minimise the need for scrolling.The point of the ad should come across immediately with a clear CTA.Any links in the ad should lead to mobile$-$optimised landing pages.