To knock or not to knock? Andrew King and Trevor Dickerson in conversation about evangelism Andrew King & Trevor Dickerson photo: iStock In the October edition of en last year, one of us (Andrew) wrote an article outlining an outreach approach based on posting punchy postcards around his church neighbourhood. subscribe now Join today to gain access to the rest of this article and many others. more info login If you are already a subscriber, log in to continue. log in access code If you have an access code, enter it here: Go free trial Get free access for 14 days: Sign up Click here to find out how we take care of your personal data.