Analysis of information sources in references of the Wikipedia article "Yahoo! Answers" in English language version.
Sometimes when we [Yahoo!Answers employees] are impressed with a user's answer quality or overall contribution to make Answers a better place, we award extra points as a mark of encouragement.
9) Content submitted or made available for inclusion on the Yahoo! Services: Yahoo! does not claim ownership of Content you submit or make available for inclusion on the Yahoo! Services. However, with respect to Content you submit or make available for inclusion on publicly accessible areas of the Yahoo! Services, you grant Yahoo! the following worldwide, royalty-free and non-exclusive license(s), as applicable
Sometimes when we [Yahoo!Answers employees] are impressed with a user's answer quality or overall contribution to make Answers a better place, we award extra points as a mark of encouragement.