Landing pages are important for monetization and require testing. Testing elements like headlines, calls-to-action, buttons, and page clutter can significantly impact conversion rates. Examples show redesigned pages increased conversions by 25% for Audible and 89.7% for uShip simply by reducing clutter. Testing different pages for desktop vs. mobile or branded vs. non-branded keywords can also yield gains of 5-8%. Magnify360 testing found version A worked better for Mac users before 11am with a 17% lift, while version B worked better for mid-week PC users with a 22% boost. Simple A/B testing provides a way to improve pages without complicated setup.