
For example, an ad server might note that existing leads from LinkedIn convert 50% more than those from Facebook, which directs more budget to the most productive channels. This type of feedback can contribute to a significant increase in ROAS. Ad Servers in CRO: Conversion Rate Optimization Now let's discuss how ad servers affect conversion rate optimization. A/B Testing and Experimentation A/B testing is a technique that allows marketers to compare different versions of
For example, you might be testing two different headlines: one using a discount incentive and one using the quality of the product. The servers hosting the ads do this automatically when serving the ad, and the results of the test are measured on a per-segment basis. After an A/B test, ad servers look at performance metrics like CTR, conversion rate, and CPA at a large level. For example, if an ad variant shows 2% more CTR, it can be marked as effective and therefore widely implemented in the campaign.