This is the information the police will need

• an exact description of what you have seen;

• the time;

• the place;

• the person(s) involved: approximate age, sex, height, build, unusual characteristics, clothing worn, and any other distinguishing features;

• the vehicles involved: registration number (even part of this number might help), make and model (if known), colour and direction of travel

• Details of any property stolen or found including full description and serial number if possible.