Many business people are concerned that search engine optimization work on their Web sites - or finding ways to do it themselves, as they have heard, for the marketing of horror stories about SEO wrong, which is worse for websites transport, or are the worst yet in the overall index.
The answer is simple: Marketing via search engines is not dangerous as long as it is the kind of security. There is a kind of safe search engine promotion, the organic white hat SEO. I am not from other SEO, because the quality of the articles not even at this moment of the day, I only have to mention that the article suggests the trash!
That is, white hat SEO consultants use techniques and strategies that are not poor knowledge of the search engines - Search Engine Optimization and is safe, as long as he is safe, organic white hat SEO - not the usual search terms are trying to cheat, service, to quickly and easily the results.
The SEO methods dangerous attempt to deceive the search engines. Search engines are not easy to deceive, particularly Google, it should not be long for them it is. This means that each person tries to get out with this kind of tactic, always one step ahead of Google and other search engines to place in the ranking.
You must be a devil with a person, to stay a step forward for a company like Google, where hundreds of people incredibly intelligent, to ensure that the forgery and the links may not work, and not only that, but this requires a lot of work - which means that it will cost you a lot of money to the positions! To the original question “SEO is dangerous,” You know the answer now - as long as you have on the safety, organic white hat SEO, then not, that is not harmful.