If you give a response to the article in the article section immediately after your posting some points will be allotted. Again these answers will be reviewed and CC will be given. Then there is a chance for increase or decrease of the point.
In Forum section your posts will also be reviewed and points allotted will be changed occasionally based on the quality of the post or response.
These are the possibilities for the decrease in the points tally. Now you can verify where the points got changed.
'Idhuvum Kadandhu Pogum "
Even this challenging situation would ease
Later when editors check it for quality and contents the points are increased or decreased depending upon the matter. Many times they get decreased.
Knowledge is power.
Beware! I question everything and everybody.
" It is better to be hated for what you are than to be loved for what you are not" ... Andre Gide