Transcription: Saving your work at regular intervals can save lots of heartache. Just press F9 to save your work. Another precaution is to use the automatic backup feature which saves the preceding version of your file with a BAK suffix. Click on the Make Backup button in the Save As dialog box when saving your file. If you save always using the same file name, you only have the BAK version as backup. When working on a complex drawing, save the drawing in stages, appending a number or letter to the name so you have multiple copies of the drawing as it progresses. If you need to go back several generations be ...
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