Last week, Google rolled out a new algorithm change. For the past couple years most changes to the algorithm — the bit of math and logic that determines who really is No. 1 for a given search term on Google — have been fairly subtle. This new one is not.
Google says that results for more than 10 percent of the search queries are significantly different with this new algorithm.
While most of the press around this change has focused on large advertising-based business models such as Demand Media and AOL, any business that gains value from "long tail" searches will be affected by this change.
Real estate is an industry that gains value from long-tail searches — those searches that are fairly specific (an example: "condos for sale in the old north end, burlington vt").
What this Google update is about