You have to use website directory's, blog commenting, forums submission, social bookmarking This all are important for links because Google crawler this site every hour. If you submitted good content in this sites you will find fast and good links. Try these and get good links.
You can get latest trends & tactics of SEO from some popular SEO Blogging sites like SEO MOZ, SEO Book & Matt Cutts etc.
The number one key to the internet marketing puzzle that is recommended by ALL the SEO experts is Back link! Permanent one-way direct back links from authority sites to be exact!
Hello, Content is the king in SEO, apart from that try to get quality one way links. Regards, Srinivas.