Originally Posted by
vanillabean
I mean, it would seem unlikely that Amex would approve you for a card if you need to check your spending power in order to earn the signup bonus.
My wife's Marriott Bonv°y AmEx business card has a $3,000 "credit limit", so we had to pay it off early to meet the $5,000 spend required for her sign-up bonus (SUB) of 100,000 Marriott points.