Your ads and landing pages are essential for a successful SEM campaign. Your ads must be relevant, compelling, and clear to make a great first impression. Your landing pages should be consistent, engaging, and persuasive. To optimize your ads and landing pages, you should use keywords that match the search intent of your audience and the content of your landing pages. Additionally, include a unique value proposition that emphasizes your benefits and differentiators, as well as a strong call to action. Furthermore, break up text with headlines, subheadings, bullet points, images, and videos to make it easier to scan. Moreover, use testimonials, reviews, ratings, or other social proof to build trust and credibility. Lastly, use landing page builders such as Unbounce, Instapage, or Leadpages to create and test different versions of your landing pages.