Below screen short will Explain us, how to use the DO_KEY and GO_BLOCK

Step 1: Create the menu in User form(In User Form)

Step 2: Check is User has Responsibility : (In User Form)

Step 3: Call the Responsibility Form: (In User Form)

Step 4: Set the initial Value for global variable (In Responsibility Form)

Step 5: Change into Query mode

Step 6: Query the data