I thought I would share how (and how soon) my miles posted from this offer compared to last year. They seem to have made improvements.^

This Year:
02/02/2009 Opened account (and ititiated DD from my work)
03/02/2009 Chase Checking Enrollment Bonus 11,000
03/04/2009 Chase Checking Enrollment Bonus 10,000

Last Year:
7/28/2008 Opened account (and initiated DD from my work)
8/25/2008 Chase Checking Enrollment Bonus 7,500
** Note that I believe this was supposed to be for the Debit Card Bonus, but I listed how it came out on my statement
9/6/2008 Chase Debit Card Enrollment Bonus Miles 2,500
9/8/2008 Chase Checking Enrollment Bonus 10,000
09/24/2008 Chase Checking Enrollment Bonus 1,000