19. The method of claim 15 wherein the suggestions relative to items shown on one or more websites based on preference associations across multiple websites are based on both positive and negative preferences published on the multiple websites; and wherein the positive and negative preferences are combined according to a weighting profile for rating distinct rating values supplied by reviewers who published preferences on the multiple websites.
19. The method of claim 15 wherein the suggestions relative to items shown on one or more websites based on preference associations across multiple websites are based on both positive and negative preferences published on the multiple websites; and wherein the positive and negative preferences are combined according to a weighting profile for rating distinct rating values supplied by reviewers who published preferences on the multiple websites. 20. The method of claim 19 wherein the weighting profile is uneven.