SEO is one of the easiest way of promoting one website and the effective way in internet marketing strategy. It will helps to increase the traffic...
For article posting two link will be effective...same link in different anchor is considered as two links mainly representing two keywords...
Yes, you'll need a little bit knowledge in HTML in Search Engine Optimization Techniques.
You can as many as article in sites but the article must be original and you can spin and use in different sites for effective changes.
Directory submissions are really beneficial to level up the PR of the websites in the search engines.
Yes...i've seen the new changed Youtube...
Separate names with a comma.