SEO is no longer just some trickery and foolery like it once was years ago. SEO is important and when approached correctly could be vital to the success of your business. It just depends on how you approach it. The sooner you realize that it is a marketing mindset and not just a checklist hanging on your computer monitor you will be in much better shape moving forward.
The awesome folk at Rise Interactive, a digital marketing agency, put together this great SEO infographic depicting some very important SEO industry information.
Here is some quick data from the chart: