Some terms and conditions from major North American companies, from which we can extract translated legal language:
https://www.google.com/intl/es/policies/terms/
In any case, the translation will only be useful for communities based in the US, since, typically, each country has its own laws and requirements for Terms and Conditions (TyC). In Spain, for example, they will need to be adapted to the new European policy regarding data protection that is about to be released.