Alaska Airlines Mileage Plan - Calif Residents Only. Sign up for Mileage Plan and save $50 on your next flight!

http://www.alaskaair.com/content/deals/special-offers/explore-more-spend-less-ca?OLA=BT_SPR_STS_||20120801_ACQ_CA||

fine print:

Discount Code Terms: Valid for new ticket purchases only at alaskaair.com. One person per Discount Code. The recipient of the discount code must be the traveler. Discount Code is valid for $50 off a minimum $100 fare (before taxes). Discount Code is valid for travel between September 5, 2012, and November 10, 2012. Discount Code may be used for travel departing from California to any Alaska Airlines city (Prudhoe Bay excluded).

Looks like a decent sign-up bonus for CA residents. Is there any sign up bonus that is not tied to residence?

I guess Oregon got it's own enrollment promo too:

http://www.alaskaair.com/content/deals/special-offers/explore-more-spend-less-or.aspx?CID=ZSEM_||20120801_ACQ_CA||&s_kwcid=TC|10183|alaska%20air%20mileage%20plan||S| b|14443693692&gclid=CKPjyYa65bECFYIbQgodtAsACQ