Blocks There is one block for each group of recurring data. All blocks available in the StreamOUT tool have been created in the corresponding Event. In the StreamOUT tool, you drop the blocks in the Process view. To add a block Drag the block from the Event view and drop it on the Message node or parent block in the Process view. The block, including a block record, is added below the Message node. You can use the left mouse button as usual, or you can use the right mouse button to get more drag-and-drop options. To configure a block In the Process view, right-click the block and select the appropriate shortcut menu command. See Block. See also • Sorting • Unlinked blocks and fields