in return for €25 a summaryfor €100 a signed copy of Green Theology for €500 a mention in the German versionfor €1000 a visit of the author for a lecture, workshop or sermon (in Dutch, German or English, without further costs for travel or stay)If you would like one of these things in return, please send an email to https://www.vanmontfoortcommunicatie.nl/trees-van-montfoort/contact/