OFTEN, THE AUTHOR POINTS OUT, THE COST OF CRIME FOR THE VICTIMIZED SENIOR CITIZEN TAKES A HIGHER TOLL THAN IT WOULD SEEM AT FIRST. THE ARTICLE EXPLORES SOME OF THE FACTORS THAT CONTRIBUTE TO MAKING THE SENIOR CITIZEN THE EASIEST OF PREY FOR THE CRIMINAL. THE AUTHOR DISCUSSES THE NEED FOR EFFECTIVE COMMUNICATIONS BETWEEN SENIOR CITIZENS WHO ARE CRIME VICTIMS AND THE AGENCIES THAT DEAL WITH THEM. SENIOR CITIZENS CAN SOMETIMES BE THE 'INVISIBLE COP', AND PLAY A ROLE IN CRIME ALERTNESS...BS