NOTE: Watch this tutorial in HD 720p.

PART 1/2

http://www.youtube.com/watch?v=NV8G7bHxOv8

PART 2/2

http://www.youtube.com/watch?v=qnXc0E9nLnQ

[1] Break into shipping office
Destroy the three planks barricading the shipping office.

[2] Open the large warehouse
Activate the switch and defend from zombies while you wait for the warehouse to open.

[3] Cut power to the crane
Destroy the fuse box within the warehouse to cut off power.

[4] Wait for the power to fail
Hold your position and defend from zombies until the power fails and the container drops.

[5] Get inside the upper floor
Break through the barricaded window and jump through.

[6] Get to the street
Find a way outside.

[7] Push the generator to saferoom
Stand nearby the generator cart to push it to the saferoom. Defend from zombies while you wait.
Activate the generator to start it.

[8] Close the doors to the saferoom
Head inside and activate the switch to close off access to the saferoom.