if you published the url of your site. I know it's in your other thread, but you've ticked that now, so people will tend not to read it, and it will slip down the page.
This subject would fill this page and several others, and I'm not going to attempt to provide a definitive answer. I did try to do it in a presentation to some corporate clients recently, and realised that I had lost the attention of most of my audience within the first ten minutes.
I've provided some advice in your other thread - summarised it was "Don't place too much faith in search engines". People are now paying for high rankings, and unless you have deep pockets I would not suggest competing in that way. Taran has already provided you with plenty of good technical advice - again in your other thread. - so I'll provide you with a good link -
click here and find out a little more.