Originally Posted by
ethernal
If it matches your spending pattern already, fabulous. But with benefits being dolled out monthly on so many cards (or with bad options.. like Delta Stays), it is too complex to use the benefits unless it is already your default card (which Amex Deltas should never be unless you really, really need the MQDs).
Agreed, even coming from someone who does use a lot of the credits. It’s already been annoying to have to constantly remember which card to use amongst my Amex Plat, Amex Bonvoy Brilliant and AA Exec, when none are the primary cards I use. Now I can add DL Reserve and DL Platinum to the list.