Forum Moderators: Robert Charlton & goodroi
Google Updates and SERP Changes - December 2014
4. Because of #3 the larger and growing sites do not need to come here since their budgets are, generally, larger and use AdWords to generate traffic and business whereas many smaller sites cannot afford to. One look at the SERPs and there is your answer to the top, Pay For Inclusion.
I ran numbers back 8 years and 2 weeks before Christmas there is always a slump, with a huge spike after Christmas.