Begin by raising the form to a comfortable height for draping. Pin fold of muslin to center front matching the crossgrain with the Horizontal Balance Line (HBL) on the form. Pin using opposing pins at the waist and hem. Place a pin at the HBL.
Smooth muslin from center front along the crossgrain to the side seam. Align crossgrain with Hip Balance Line and pin.
Smooth muslin at waist from center front to the princess line