Specially their is no way to promote your website according to u in google. google have their own criteria to make visibility of website in their searching algorithm.
Yes .Your Need Promote Your Business .At First Follow High PR Web Site . Google Does Not Accept Low PR Web Site .Google Change Penguin in This January 24 . So Be Careful When You Make Back-link Follow Good Quality Article and High PR Web Site
I m agree with u sir Mr. Saikat96 but sir their want a way with manually. Whrere the SEO is a process.