Search Engine Optimization (SEO) is an important tool for small businesses to increase their visibility online. SEO helps a business's website rank higher in search engine results, leading to increased organic traffic and potential customers. By utilizing the right keywords and content optimization techniques, small businesses can improve their rankings on major search engines such as Google and Bing while also increasing overall brand awareness. With proper SEO implementation, small businesses can gain more exposure which leads to greater success in the long run.