Sheet Layout menu Add Image Adds an image to the sheet or to a selected partition. Add Form Overlay Adds an overlay to the sheet. Add Partition Adds a new partition to the signature. Auto Add Partitions Adds partitions to the signature. Uses the signature definition to calculate how to create the partitions. Move Up Moves the selected partition upwards. Move Down Moves the selected partition downwards. Delete Selection Deletes the selected image, overlay, or partition.