Link building can arguably be one of the most frustrating components of every marketing campaign. Between Google’s constant algorithm changes from Penguin to Panda and more recently, Hummingbird, it seems like the rules for link building are always changing. Internet marketers always have to consistently build strong, quality links with extra precaution to avoid having their websites receive a dreaded Google penalty. But how do you create an effective link building campaign that will give your web presence a boost in the search engines without the fear of being penalized? The answer to that is by focusing on quality and relevance. There are still numerous ethical link building strategies to choose from to help create that natural, healthy, and robust profile that earns better keyword rankings for sites. In order to ensure you are building the best, high-quality links for your website, you should ask these four questions first: