Source: http://www.searchenginejournal.com/tactical-guide-making-old-pages-rank-google/124575/
Has one of your prized pages that rank high in specific keyword suddenly experience drops from the SERP? There are a lot of reasons for this. Google algorithm changes, competitors rise and the search landscape fluctuates. Here’s a list that can help you old pages rank in Google again:
1. Link High-traffic Pages to Other Old Pages – This will help strengthen your site’s structure and drive referral traffic to the page you want to rank again.
2. Redirect 404 pages to the Pages You Want to Rank
3. Add a Link from the Main Navigation Menu to the Page – This is one easiest things that you can do to improve rankings. A highly visible link to a page makes it more valuable.
4. Create Support Pages – More support pages will help you promote the page better.
5. Make it More Relevant – Update the content from time to time with more relevant information.
6. Add Content Frequently – More content means more valuable info for your audience.
7. Improve the Page Regularly – Google wants to see regular updating of pages and the quality of the content in it.
8. Add Resources – Build external links to your old pages.
9. Update Your Sitemap
10. Social Media Promotion
11. Use the Target Keyword in Pages Across Your Site – Use your target keyword on other pages to optimize your site for that keyword.
12. Tell People About the Updated Page – Share the page for more exposure.