ROI DNA narrows down its online marketing solutions to search engine optimization for the medical sector. Doctors who need websites can benefit tremendously from having a marketing campaign that focuses on attracting new patients and also bringing in former ones. ROI DNA stresses heavily the importance of content on medical websites that ultimately provide referral to physical locations such as doctors' offices, clinics, hospitals and other facilities providing health care services. Diagrams have to be posted alongside articles that explain the technical aspects of medical procedures and other relevant issues. Real patients actually want to know a lot of information before making a visit to a specialist or even a primary care physician. It makes sense to add visual graphics that are also followed by captions and side notes explaining the complex nature of the medical terms and processes being shown. Sometimes, animations of surgeries and other actions can also be posted on medical websites.