Teaching a friend to box

what do you think of this? i will teach him the gaurd 2.
1. feet shoulder width apart
2. step forward with your left foot
3. rear foot turned out 45degrees
4. front foot turned in a little
5. bend knees
6. weight centered
7. balls of both feet
8. right heel should be up about an inch or two
9. your front foot should be on the ground or half inch up but when you have it down be sure to have weight on ball of foot
10. elbows should be tucked into sides
11. chin tucked
12. bend your back a little opposite of good posture
13. rear shoulder should be slighly lower