The SEO updates are directly proportional to the search algorithm updates that search engines receive. Since Google is the pioneer in the search Engine marketing, new changes in Google’s search algorithms are vital to enhance optimization of your website.
1. Google Panda
Google Panda is a change to Google’s search results ranking algorithm that was first released in February 2011. The change
aimed to lower the rank of “low-quality sites” or “thin sites” in particular “content farms” and return higher-quality sites
near the top of the search results.
SEO Updates Related to Google Panda Update
No Multiple Pages with the Same Keyword
Get Rid of Auto-generated Content and Roundup/Comparison Type of Pages
No Pages with 1-2 Paragraphs of Text Only
No Scraped Content
Panda Likes New Content
Be Careful with Affiliate Links and Ads
Too Many Outbound Links with Keywords are bad
2. Google Pigeon
Google Pigeon is the code name given to one of Google’s local search algorithm updates. This update was released on 24 July 2014.The update is aimed to increase the ranking of local listing in a search.
Recent Updates Related to Google Pigeon
Location Matters More Than Ever
Don’t Over-Optimize Your Website
Strong Domains Matter more
3. Google Penguin
Google launched the Penguin Update in April 2012 to better catch sites deemed to be spamming its search results, in particular those doing so by buying links or obtaining them through link networks designed primarily to boost Google rankings.
SEO Updates related to Google Penguin
Penguin 1-on April 24, 2012 (impacting around 3.1% of queries)
Penguin 2-on May 26, 2012 (impacting less than 0.1%)
Penguin 3-on October 5, 2012 (impacting around 0.3% of queries)
Penguin 4(a.k.a. Penguin 2.0)- on May 22, 2013 (impacting 2.3% of queries)
Penguin 5(a.k.a. Penguin 2.1)- on October 4, 2013 (impacting around 1% of queries)
Penguin 6(a.k.a. Penguin 3.0) – on October 17, 2014 (impacting less than 1% English queries). On December 1, 2014, Google
confirmed that the update was still rolling out with webmasters continuing to report significant fluctuations.
Penguin 7(a.k.a. Penguin 4.0)- on September 23, 2016
4. Google Hummingbird
Google started using Hummingbird about August 30, 2013 and announced the change on September 26 on the eve of the company’s 15th anniversary. It is made up of 200+ factors that can affect search results and website ranking.
Recent Updates related to Hummingbird
Application of meaning technology to billions of pages from across the web
Use of Knowledge Graph facts to ensure better search results
Easy recognition of Keyword stuffing
Effectiveness of Long-tail keywords
I want to buy link in niche such as home improvement, Industrial, solar energy, business, employment, real estate etc..
The site should be of high PR.