Do you know the difference between SEO (Search Engine Optimization) and SEM (Search Engine Marketing)? They are the two sides of the same coin. Both techniques are used to capture traffic to a website. But one of them is more immediate, for the short term. And the other is a more long-term investment. Have you already guessed which is of them is the best for you? Well, in case you still do not know, here we explain it to you. SEO deals with organic results; those that occupy the top positions of Google search results.