19. The computer readable medium of claim 17 , wherein the one or more determined effects further include one or more effects selected from the group consisting of: one or more changes to one or more volumes of traffic from one or more organic listings, paid search listings or organic and paid search listings of the website at one or more search engines, one or more changes to one or more click-through-rates associated with one or more organic listings, paid search listings or organic and paid search listings of the website at one or more search engines, one or more changes to one or more volumes of orders associated with one or more organic listings, paid search listings or organic and paid search listings of the website at one or more search engines, one or more changes to revenue associated with one or more organic listings, paid search listings or organic and paid search listings of the website at one or more search engines, one or more changes to one or more number of page views associated with one or more organic listings, paid search listings or organic and paid search listings of the website at one or more search engines, and one or more changes to one or more whitepaper downloads associated with one or more organic listings, paid search listings or organic and paid search listings of the website at one or more search engines.
19. The computer readable medium of claim 17 , wherein the one or more determined effects further include one or more effects selected from the group consisting of: one or more changes to one or more volumes of traffic from one or more organic listings, paid search listings or organic and paid search listings of the website at one or more search engines, one or more changes to one or more click-through-rates associated with one or more organic listings, paid search listings or organic and paid search listings of the website at one or more search engines, one or more changes to one or more volumes of orders associated with one or more organic listings, paid search listings or organic and paid search listings of the website at one or more search engines, one or more changes to revenue associated with one or more organic listings, paid search listings or organic and paid search listings of the website at one or more search engines, one or more changes to one or more number of page views associated with one or more organic listings, paid search listings or organic and paid search listings of the website at one or more search engines, and one or more changes to one or more whitepaper downloads associated with one or more organic listings, paid search listings or organic and paid search listings of the website at one or more search engines. 20. The computer readable medium of claim 19 , wherein the instructions to process the one or more determined effects includes instructions to compare a difference between a volume of traffic from an organic listing of the website at a search engine during a time period existing before the first change and a volume of traffic from an organic listing of the website at the search engine during a time period existing after the first change to a difference between a volume of traffic from a paid search listing of the website at the search engine during the time period existing before the first change and a volume of traffic from a paid search listing of the website at the search engine during the time period existing after the first change, or to plot, over a period of time, a relationship between a plurality of the one or more changes to the one or more click-through-rates associated with the one or more organic listings of the website at the one or more search engines and a corresponding plurality of the one or more changes to the one or more click-through-rates associated with the one or more paid search listings of the website at the one or more search engines.