- Drawings are manually drawn from start
to finish
- No vectoring software required
- Precision-point drafting
- Highly accurate
- Perfect reproduction of details
- Clean drawing
- Fully editable with your choice of
layering system & file format
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- Drawings are post-scanned, post-edited
- Converted to vector file by software
- Highly inaccurate
- Errorneous layers, line types,
dimensions, symbols, hatch patterns, text. etc.
- 'Background noise' or 'dirt' produced
- Resources spent to edit and 'clean up'
drawings is very high
- Not editable - 'Dead' drawing
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