1. First of all make sure that your navigation on your web page is spiderable. Use (anchor text ) a text based navigation, or an image based navigation with SEO relevant alt attributes attached to each image link. I recommend you to read about importance of Dofollow blog.
2. Breadcrumds are a great internal linking tool.Use them for usability and anchor text differentiation.
3. Content links not only tend to have higher click through rate and perceived trust,but are also able to add relevance to a link because of the text.
4. Generate an sitemap for your site. A informative sitemap is useful for your visitors and search engines.Checkout Geekyard Sitemap
5. Link to the most relevant pages on important pages of your website. Always try to link to important pages on every topic relevant page on your website.Try adding Related post widgets in Blogger | WordPress this help easy navigation to related articles within your site.
Thanks for sharing this strategies I am new in the SEO field and this tips will be very useful for me and the new SEO guys