[header] How to revoke probation [title] Write down details of the incident. [step] Before you report the violation, organize your thoughts so you can repeat details accurately. [substeps] Depending on what transpired, you may forget details of the incident as time passes. 
Keep in mind it may be several weeks before you actually are able to talk to the person's probation officer and tell him or her what happened. Conditions on probation may not necessarily be criminal activity.