What are backlinks ?
Backlinks (also known as “inbound links”, “incoming links” or “one way links”) are links from one website to a page on another website. Google and other major search engines consider backlinks “votes” for a specific page. Pages with a high number of backlinks tend to have high organic search engine rankings. Backlinks are important for both search engines and end users. For the search engines, it helps them determine how authoritative and relevant your site is on the topic for which you rank. Furthermore, backlinks to your website are a signal to search engines that other external websites are endorsing your content. If many sites link to the same webpage or website, search engines can interpret that content is worth linking to, and therefore also worth ranking higher on a SERP (search engine results page). For many years, the quantity of backlinks was an indicator of a page’s popularity. But today, algorithms (like Google's Penguin update) were created to help