If you write a good narrative, your SAR may be used by law enforcement. If you don't, it may get passed by and your subject gets away. Learn what the instructions tell us to do. 24 key areas in the instructions help us focus on what is important to the overall SAR success.
Suspicious Activity Reporting - Writing a Good Narrative
The SAR has a critical piece which is called the "Narrative". That is the area where you are able to put the things that did not fit into the data fields and help law enforcement gain an understanding of what has happened.