The 2 major tools to use.
1) Recommended Market Samurai Rank Tracker
2) Free Option -> Search Engine Reports
Blogging, Article Marketing, Videos for SEO
1) pick keyword
2) create content (article or video)
3) publish it
4) promote it (backlinks, traffic) *many stop here
It's near impossible to get to a destination if you don't know where you going. Better yet, where are you now?
Market Samurai -> www.LawrenceTam.net/marketsamurai
analytics -> find how much traffic is coming in PER keyword
helping you spend your time wisely.