[GameMaster]

1. Reach level 10 with a sneak skill of 60 and get the Mr. Sandman perk.

2. Go to Andale (south central part of the map)

3. Wait until around 1am and go into the Smith house while they are sleeping.

4. Go upstairs into the kid's bedroom

5. Use sandman on him (crouch and select him and and use the first option)

6. Repeat step 5

7. Increase difficulty for more XP