Search engine optimization (SEO) is the process of optimizing a website to rank higher in search engine results pages (SERPs). This involves optimizing the website's content, structure, and meta tags to make it more visible and relevant to search engines.

Social media marketing involves promoting a brand or product on social media platforms such as Facebook, Twitter, Instagram, and LinkedIn. This includes creating and sharing engaging content, running social media advertising campaigns, and engaging with followers to build relationships and increase brand loyalty.