Backlinks have become so important to the scope of Search Engine Optimization, that they have become some of the main building blocks to good SEO. Backlinks are links that are directed towards your website. Also knows as Inbound links (IBL's). The number of backlinks is an indication of the popularity or importance of that website. Backlinks are important for SEO because some search engines, especially Google, will give more credit to websites that have a good number of quality backlinks, and consider those websites more relevant than others in their results pages for a search query. Building quality backlinks is extremely important to Search Engine Optimization, and because of their importance, it should be very high on your priority list in your SEO efforts.webconfs.com/importance-of-backlinks-article-5.php
OP is correct - backlinks, and unique content are pretty much all you need to rank for ANYTHING. The more potentially lucrative your keywords, of course, the harder it is to rank.
and on more important one way backlink more juicy! google link non-reciprocal link rather than reciprocal
The vote means a backlink to your site with anchor text, or in addition to the optimized site, they give a good support for the positioning of the site.