View left and top rules are used to control the position of the view relative to the bottom, left of the sheet.
|View Left Rule||View Top Rule||Meaning|
|20||250||Sets the left position 20 units from the left and 250 units from the bottom|
|DWVariableLeft||DWVariableTop||Sets the left position to the value calculated by DWVariableLeft from the left and the value calculated by DWVariableTop units from the bottom|
|IF(LengthReturn<2000,20,40)||IF(HeightReturn<1000,250,350)||Sets the left position 20 units from the left, when the Length is less than 2000 and 250 units from the bottom when the Height is less than 1000|