Originally Posted by
stimpy
I too got the email and successfully registered, even though the email says "exclusively for Starwood Preferred Guest® Business Credit Card Members". I have a personal Starwood Amex, but not a Business card.
If you follow the link to the web page it doesn't have the restriction for just Business cards. I was able to sign up as a Personal SPG Amex cardholder.
Also the registration confirmation page indicates a new card design is coming, which if I'm understanding this right will premiere in Apple Pay on August 4: