Facebook is steadily converting partners like Zynga away from their home grown payment product to Facebook Credits. And to date there’s just one alternative for users who want to complete offers like getting a Netflix subscribtion in exchange for Farmville credits, or whatever – Trialpay . Offerpal , one of the largest offer providers, is responding to that decision

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Casualties Of War: OfferPal Downsizes As Facebook Chooses Competitor