International SEO presents unique challenges that are not present in domestic SEO. These challenges stem from differences in language, culture, search engine preferences, and other factors that vary from country to country. Here are some of the top challenges of International SEO: 1) Language barriers: One of the most significant challenges of International SEO is language barriers. Different countries and regions have different primary languages, and creating content that is tailored to each language can be a daunting task. 2) Cultural differences: Another challenge is cultural differences. What works in one country may not work in another. Understanding and adapting to cultural differences is crucial for creating content that resonates with the target audience. 3) Search engine preferences: Different search engines dominate different regions. For example, Google dominates in the United States and most of Europe, but Baidu is the top search engine in China. Understanding the search engine preferences in each region is critical for optimising a website for International SEO. 4) Technical challenges: International SEO presents technical challenges that are not present in domestic SEO. For example, ensuring that a website is easily accessible and user-friendly in different languages requires technical expertise in internationalisation and localisation. 5) Competition: Competition can be fierce in International SEO, particularly in highly competitive markets. It is crucial to conduct thorough competitor research to understand the strategies that are working for others in your industry and how you can differentiate yourself.