a not very good UA west coast Bonus offer

Got this offer in my email today, you need to register here, then fly from SFO/LAX to listed destination below or v.v, valid only on tickets purchased between January 13 and February 9, 2009, for travel through April 30, 2009.

Los Angeles to or from:	San Francisco to or from:
Seattle	Seattle
San Francisco	San Diego
Boston	Boston

you will earn

Roundtrips in F,P,A,C,D,Z,Y,B,M,E,U,H,Q,V:	Roundtrips in W,S,T,L,K:
Fly 1, earn 1,500 miles	Fly 1, earn 500 miles
Fly 2, earn an additional 2,500 miles	Fly 2, earn an additional 1,000 miles
Fly 3, earn an additional 3,500 miles	Fly 3, earn an additional 1,500 miles
Total: 7,500 miles	Total: 3,000 miles