Modern Bidding Notes: Slam Bidding Volume 2 You cannot view this unit as you're not logged in yet. To access this content, you must purchase Modern Bidding: Modern Slam Bidding Series 2: Key Card vs. Controls (June 7 2020).Post navigationPrevious post: Modern Bidding Notes: Slam Bidding Volume 1Next post: Modern Bidding Notes: Slam Bidding Volume 3