Pin code expiration?

[nuswiss]

If you are lucky enough to get an elusive pin code do they have an expiration date or length of time they are good for? I wanted to see before I try doing all the tips to get one that I see on here. Not going til May 2014.

 

[LaurLaur04]

Yes they have a book by date like any offer.

 

[lovesmurfs]

I received one May 9, must book by August 14.

Dates are good:

For arrivals most nights 8/25–10/2/13,
10/18–10/31/13, 11/11–11/23/13,
11/30–12/4/13 and 12/15–12/22/13

 

[nuswiss]

Thank you. Guess I will wait til closer to the date to try it all. Hard to though, I get all excited about it lol