there are a lot of sites that are offer you to submit your site to search engines and directories for free.
beware that submitted your site to search engines are not needed and not recommend mostly for google !.
if theres is a web sites links that point to your site then search engines will found you […]

Google Over Optimization can mark your site as a spammer site.
mostly i read in seo forum that you should put your keyword in title, h1, h2, h3 …, <i>, <b>.
well the truth - google can track you sites changes, if you try to hard to optimize your site and mostly you home page, google has […]