If your question is about being a contributor in Yahoo answers group, it does not work on point basis and seemingly there is no competition. You need to register and answer few question, the maximum votes you get for your answer, higher are tha chances of your answer appearing on top.
it's the owner/bot of answers
A Ruby contributor is a member of Wiki answers what has achieved over 500,000 contributions.
Marcy from Canada who had 8,977 well deserved Trust Points on 10 July 2012.
a person that helps courage people to do community work.(:
You know that you will get a good answer because if there is a bad answer, a contributer will come and improve it.
No. You become a Bronze Contributor after 500 contributions to the site.
There still is a button with the Recommend Contributer if there a guest or not it should still work.
How to withdraw points from answers com
If you are talking about wiki answers points (also known as trust points), you get them by recommendations from members.
yes
me
no offense