Search Engine Optimization (SEO) is a strategy that is on the lips of virtually every Internet marketing guru today. These same experts will have a variety of strategies you can use to address marketing concerns using the use of SEO.
There may be a question of how important Search Engine Optimization is to you on a personal level. For instance you may not want a large online presence. It is possible you already have a significant client list and your online presence is geared toward those who are already familiar with your product or service. The site may have others that stumble across it, but it would be OK with you if your site were a bit like an unlisted number with just a few friends who know how to get in touch with you.
There could be non-profit websites that fear their information to a very limited group of interests. They may not be inclined to enact SEO strategies to get people to visit the site. Its possible they feel they are in enough of a niche category that if you really want to find them it wont be hard with standard search engine listings.
I bring this up, not because I think SEO strategies arent worth it but, because some business owners...