Source: FlickrWhy Do The Money Changers Chop Marks?Verifiers stamp chop marks on a bill after it passes the ordinary security checks. Someone marks the chit with a specific sign to indicate provenance. This process: Verifies to future possessor the legitimacy of the bill.Monitors its movement along local financial chainsBuilds trust where there is no strong central verificationWhat Do These Marks Appear As?Appearance of Chop marks: Arrows,...