Installing MacBook Pro 13" Unibody Upper Case

Introduction
| Difficulty: | Very difficult |
|---|
The ins and outs of replacing your upper case.
| Difficulty: | Very difficult |
|---|
The ins and outs of replacing your upper case.
why is step 3 necessary?
Just to disconnect any power source to avoid damages by short-circuits.
Removes the possibility of any current flow. This is especially important if you are trying to mitigate the damage to the circuitry due to a spill on a keyboard.
I'm thinking of ordering the spudger. I was thinking of order the heavy duty spudger... or should I just order the normal. Will either of the spudgers work for this DIY?