It is rather difficult to understand the policy behind Chase's (and other banks') credit decisions when that policy is fundamentally nutty--and not evenly applied. Keep this fundamental rule in mind when dealing with Chase et al.
I was turned down for the BA 100K deal last year, for no discernible reason. Recently, I got the UAL 50K invite, applied and got the card and the bonus miles.
Why the difference?
What mortal can tell?