What is Yahoo Contributor? - It is a website that will pay you for writing articles.

How can I make money from Yahoo Contributor? - Just write articles an submit them. After approval you can either get paid upfront, and/or get paid per the amount of views for each article. So the more people who read your article, the more you get paid.

How much money can I make? - unlimited

How much time do I have to invest in it? - Just the time to research and write your articles. You can also invest time marketing your articles as well.

Does it cost anything to sign up? - NO, it's free to signup.