How do I get into Deng Hwang's warehouse

Hint 1 of 7:

You might need proper identification.

Hint 2 of 7:

If you saved The Jake, you'll have the Snake's I.D. card.  Use that to get in.

Hint 3 of 7:

Otherwise, you'll have to sneak in.

Hint 4 of 7:

I hope you won at the reservoir.

Hint 5 of 7:

Then you should have a hovercar.

Hint 6 of 7:

Did you fly in to Hwang's roof?

Hint 7 of 7:

Just go down the elevator.