In a Search Engine Optimization campaign the most time-consuming part is link-building and preparing the content containing the anchor text links to your pages. Despite the lip service given to this activity by run-of-the-mill optimizers, it makes sense that success over other sites will come with quality relevant content and a mammoth linking effort; this is necessary to reach the Top Five. The long hours and elbow grease of submitting to hundreds of differently-formatted directories pays off when you check the rankings.