Sometimes the best way to visualize what you need to do regarding your SEO is to see it in an SEO Chart or infographic.
Infographics are also great items to print out and put on your wall by your desk as reminders. This one and a few others have been really helpful when it comes to my SEO. I have used all of these techniques in the past. They have all been proven to be very successful. In this SEO Chart, you have both on page and off page SEO. In addition they have added black hat techniques that you need to avoid. Sometimes the improvements to your SEO come in the way of fixing what was done wrong.
Another SEO chart I like to use once in awhile is this one:
You can find more charts on sites like Hubspot.com