Google « refreshed » their page layout algorithm, also known as « top heavy ». Originally launched in January 2012, the page layout algorithm penalizes sites with too many ads above the fold. Following up on the June 28th drop of authorship photos, Google announced that they would be completely removing authorship markup .
It was previously suspected that a similar factor was in play in Panda. The update had no official name, although it was referenced as « Top Heavy » by some SEOs. Google rolled out yet another Panda data update, but the impact seemed to be fairly small.
Google Base – A database service provided by Google the service and API was deprecated on December 17, 2010. Google also has several well-known hidden Easter eggs throughout its services. Google Wallet – A payment service developed by Google that allows people to send and receive money from other people.
Rankings fluctuated for 5-6 days, although no single day was high enough to stand out. Google made a significant change to the Top 10, limiting it to 7 results for many queries. Our research showed that this change rolled out over a couple of days, finally impacting about 18% of the keywords we tracked. Google announced a change in the way it was handling exact-match domains . This led to large-scale devaluation, reducing the presence of EMDs in the MozCast data set by over 10%. Google announced a targeted algorithm update to take on niches with notoriously spammy results, specifically mentioning payday loans and porn.