Google has always given importance to backlinks in their algorithms and quite obvious it is the most important concept in SEO. Below are a few tips to gather enough backlinks in order to rank well in search engines:-
a) Find online community forums which are related to the topic of your website. Use a suitable signature in your posts which links to your site.
b) Add comments in the blogs using anchor text in the title which links to your site
c) Submit articles to article directories and include your link in the author bio.
d) Submit your link to many free or paid online directories.
e) Include your URL and add comments in guestbooks.
f) Contact the webmasters of different sites and ask them if they can trade links.
g) You can also provide content to other sites in return if they can provide a link back.
h) Having an eBay account you can create an “about us” page and include a link to your website.
i) Develop a helpful tool or script for webmasters that they can add to their sites.
j) Create the best or even controversial content on your website so that many users can link to it.