Close
1) Defend yourself with chat logs or proof of awards given through email to show he received his points.
2) Avoid asking for reputation, as this could raise suspicions that you might have scammed him to balance your positives.
3) Don't give revenge reps, it's against the rules and childish which in turn will cause his to be deleted and yours to remain perm.
From my perspective, you appear to be in the wrong here and need to resolve this issue to avoid jeopardising your trading reputation.
I give you a positive review to your profile (Trusted +Rep)
And i give u a positive review (Trusted +Rep)
Fair trade I want people to trust me but some guy put a lie on my profile now cant trade