In general, companies prefer to outsource their search engine marketing efforts to SEM professionals who can ensure that their programs are managed effectively and stay up-to-date. While larger organizations may have an in-house resource, such as a Webmaster or Digital Marketing Manager, responsible for implementing SEM programs, they often outsource day-to-day activities to a trusted vendor to focus on educating and managing internal resources, developing long-term strategies, and creating optimized content. The decision to outsource SEM activities is based on various factors, including the objectives, timeline, available marketing budget, and internal resources of the organization.