The final step is to test and optimize your SEM campaigns, to ensure that they are delivering the best results possible. You can use various tools and techniques to monitor and analyze your campaigns, such as Google Analytics, Google Search Console, Google Tag Manager, A/B testing, multivariate testing, and more. These will help you measure and improve your ad copy, keywords, bids, targeting, landing page design, call-to-action (CTA), and user experience (UX). You should also experiment with different ad formats, such as text ads, image ads, video ads, carousel ads, and more, to see which ones perform better for your launch.
By following these four steps, you can create and implement a successful SEM strategy for your new product or service launch. SEM can help you reach and engage your target audience, increase your brand awareness and credibility, and generate more traffic, leads, and sales for your business.