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The Orange Box: Portal Hints
Shortcut Way #1
1 of 4: Walk along the floor until you can fire an orange portal onto the wall right above the lower slanty door.
2 of 4: Put a blue portal into a wall on your level, then slowly walk through it.
3 of 4: The idea is that you'll walk onto the lower slanty door without falling off of it.
4 of 4: Once you're up there, you can easily fire an orange portal onto the top of the upper slanty door.
