Some years ago England's Bill Hartston wrote How to Cheat at Chess. And I tell you what, I reckon it must surely have its following - from patzers to masters. Last weekend, I saw some FM use his two bishops to capture and recapture on the same square. Now, the Brainpoo blogger reckons cheating in chess definitely OK.
Now, now my dear readers. Don't be distracted by those links on his right sidebar.