Finally, you need to monitor and optimize your campaigns regularly to ensure that you are spending your SEM budget wisely and effectively. Google Analytics, Google Ads, Bing Ads, Google Optimize, Unbounce, and Instapage are some of the tools that you can use to track and measure your campaigns' performance and compare them with your goals and metrics. You can also make changes to your campaigns based on the data and insights collected from these tools. For instance, you can add, pause, or delete keywords, ads, or campaigns that are underperforming or overspending. Additionally, you can improve your quality score, ad relevance, click-through rate (CTR), and conversion rate by optimizing your keywords, ad copy, landing pages, calls to action (CTAs), offers, and incentives. Exploring new opportunities and trends is also essential for reaching new or existing customers. By following these tips, you can allocate your SEM budget more effectively and reach a wider audience with your campaigns. Ultimately, this will help you improve your ROI and grow your business online.