Hi,
I see ranking change on daily basis, google traffic fluctuates increase and decrease? Why this is happening?
Penguin 4.0 recently update so that sites will be crawled now.
Due to Penguin 4.0 Update. Your website keywords take 2-3 weak to make it stable in a search engine and also you should lose your ranking if you have created low quality links for your website.
According to my opinion due to penguin 4.0 update my keywords also fluctuating and it will be stable by creating new unique backlinks.
Recently Penguin 4.0 is updated.
I think now a days google penguin 4.0 real time algorithm recoveries all sites.
Still penguin 4.0 is rolling out so you may see lot of fluctuations in the serps..
Penguin 4.0 is still updating so that's why this is happening.