<P> Users begin on level 1 and receive 100 free points . Prior to this, they began on level 0, could only answer one question, and then were promoted to level 1 . </P> <P> Before April 20, 2012, users levels 5 and above could give an unlimited number of questions, answers, and comments . Yahoo! Answers established an upper limit to curb spam and unproductive answers . Before April 2014 users were also able to vote for a best answer if the asker did not choose one, but this was discontinued . </P> <P> The point system ostensibly encourages users to answer as many questions as they possibly can, up to their daily limit . Once a user achieves and maintains a certain minimum number of such contributions (See Note *, further ...), they may receive an orange "badge" under the name of their avatar, naming the user a Top Contributor (TC). Users can lose this badge if they do not maintain their level of participation . Once a user becomes a "Top Contributor" in any category, the badge appears in all answers, questions, and comments by the user, regardless of category . A user can be a Top Contributor in a maximum of 3 categories . The list of Top contributors is updated every Monday . Although Yahoo! Answers staff has kept secret the conditions of becoming a TC, many theories exist among users, for example: </P> <Ul> <Li> Maintaining a weekly (mystery) "quota" of answers in the category . </Li> <Li> User wanting to become a TC must have more than or equal to 12% Best answers . </Li> <Li> User should be at least on level 2, although there have been claims that first - level users with TC Badge have been seen . </Li> <Li> User should concentrate only on one particular category to become a Top Contributor for that category . </Li> </Ul>

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