Ok Jason using a promo grab Tuneup Utilities 2011. I have used it and always it speeds my pc. ITs my personal recommendation. Just see if Nod32 has any HIPS and if so disable. I am saying so as Vipre AV has HIPS service which needs to be disabled before using OA.

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See this guide to disable ESET HIPS
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. This the reason I dont use AV+F/w combos. But see if it works.