I optimize websites for best exposure in Google and maximum traffic. I also promote websites with paid advertising on Google. Specialties: Google AdWords, PPC, SEO, SEM. Internet Marketing for Fertility Clinics, Doctors, Lawyers and Small Business. Physics. Math. Blogger. Web Marketing. **Free SEO Cheat Sheet Instant explanation of SEO basics. **Free SEO v. SEM Cheat Sheet Instant explanation of the critical differences between SEO and SEM. **Email me at and I'll send you a free copy. What are the different types of Search Engine Marketing? There are two types: You can get your website seen in search engine organic listing. These are the unpaid listings on a search results page. This is called SEO (Search Engine Optimization). Or you can run paid ads on search engines. This is called SEM (Search Engine Marketing). Does SEO replace SEM or vice versa? No. SEO and SEM are quite different. For a complete website marketing you need both. How do I do SEO? You get a SEO specialist to analyze your website. Then you make the recommended changes to your website. You also need to get other websites to link to yours. Then you wait until the search engines index your site. This process can take anything from a few weeks to many months. How do I do SEM? You open an advertising account with the search engines. For example, Google's ad system is called AdWords. So, to advertise on Google you need to open an AdWords account. Is there any advantage to running paid ads? Yes. First, you can get ads up and running very fast. Second, with paid ads you totally control the ad message and you can change it anytime. Third, paid ads run in more places than on the search engine itself. Search engines like Google have massive ad distribution networks, so you get more exposure.