Tell users the criteria you use to establish their grade
I'm a 99.7 based on what?
The grader.com blog (http://grader.com/blog) now has an article that describes the factors that go into the grade.
This article is available from the main Twitter Grader report as well (right under the grade).
pam krause commented
is it possible that your score is so wonderful? anyone on this planet would arm wrestle you for such an esteemed position. who cares how you got it, be happy! Pam
I don't know if I can take this grader serious when you count followers against and followers postive about it and followers only promoting themself and followers using it for their own purpose lol ; so based on what on what ?