Business Requirements System should allow new user to register and buy membership online. Employee should be able to edit and add the daily reports and update the data store. The system should include facilities like Easy to prepare weekly and monthly reports. Automatic alerts should be sent to the members if there is a new crime in the area.

CONTEXT LEVEL

LEVEL 0 DFD External Entity Users Employees Police department Processes Registration Report request Report generation process Processing data Data store User and Employee data Payment data Report Crime data Membership invoice

LEVEL 0

LEVEL 1 REGISTRATION External Entity Users Employees Processes Employee Registration Users Registration Membership Type Payment Process Data store User and Employee data Payment data Membership invoice

LEVEL 1 REGISTRATION

LEVEL 1 REPORT REQUEST External Entity Users Processes Crime rate based on zip code Automated report generation process Data store Report Crime data

LEVEL 1 REPORT REQUEST

LEVEL 1 PROCESSING DATA External Entity Users Police department Processes Query Processing Automated data updating and classification Data store Report Crime data

LEVEL1 PROCESSING DATA

Q & C