Features:
- Dissimilar container types
- Dissimilar mark limit and beginning symbols (drop, filled drop, arrow)
- Dissimilar mark patterns
- Dissimilar fonts
- Flat mark delimiter in matter
- Link between boxes are conserved when container is moved
- Nested boxes (container container contain additional boxes or lines)
- Real instinctive (thin similar) illustration of boxes, lines etc.
- Drawing overview for speedy guidance
- Grid
- Clear interface to provide highest ready protection room

v1.03 (4/4/03):
- Matter at both beginning and limit of mark
- Undo
- Additional smart lines
- Backup pennant is decided for recent databases