The google cheat sheets provide a great overview of everything that is google. You have a list of all their services handy on one page (for example maps, mobile and musicsearch), a list of googledomains, information about the googlebot and references to large services that belong to google. (orkut, hello and picaso for instance)
The sheets also include a list of all advanced operators, information about basic calculations, services that let you search by numbers (ups codes for example), fun google services and even more. It´s actually to much to list, take a look if you want those handy sheets, they are ready to be printed.
[tags]google, gmail, orkut, google services, advanced operators, search engines[/tags]

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