def find_reviews_and_guides(params={})
      response = get_json_response(build_request_url('FindReviewsAndGuides', params))
      if response.response.has_key?('BuyingGuideDetails') && response.response['BuyingGuideDetails'].has_key?('BuyingGuide')
        response.results = response.response['BuyingGuideDetails']['BuyingGuide']
      end
      return response
    end
def find_reviews_and_guides(params={})
      response = get_json_response(build_request_url('FindReviewsAndGuides', params))
      if response.response.has_key?('BuyingGuideDetails') && response.response['BuyingGuideDetails'].has_key?('BuyingGuide')
        response.results = response.response['BuyingGuideDetails']['BuyingGuide']
      end
      return response
    end
http://developer.ebay.com/DevZone/shopping/docs/CallRef/FindReviewsandGuides.html