This is actually what Agoracom quotes when you click on your profile...
"You can change your vote at anytime as members get better or worse.&;;quot;
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"How do i go about doing so? Can i give a poster a thumbs down to balance it out as well? Some might think it's a hail Mary posting but this is what makes these threads fair, not everyone sees it that way and some of these thumbs up postings are tiny green lies imvho..."
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Thanks for your response but you haven't fully answered my queries, why are u making me repeat myself? Please answer my questions.
Thanks
ps...it's good you can only recommend a post once as this system would not work, not in the least.