- Make your requirements less dumb - question requirements even from a smart person
- Try hard to Delete the part or process, if you’re occassionally not adding back in, you’re not deleting enough!
- Simplify or Optimise - biggest mistake optimise something that shouldn’t exist
- Accelerate cycle time (improve iteration speed)
Elon admits he made the mistake of going backwards.
See also Elon Musk’s Six Rules for Tesla Employees.