walter siegfried holleis completed the topic Scenario 32 – Iceberg Offer in the group Premium Members

walter siegfried holleis completed the topic Scenario 31 – Iceberg Bids in the group Premium Members

walter siegfried holleis completed the topic Scenario 30 – Offer Shadows in the group Premium Members

walter siegfried holleis completed the topic Scenario 29 – Bid Shadows in the group Premium Members

walter siegfried holleis completed the topic Scenario 28 – Empty Offers in the group Premium Members