Originally Posted by
irrational
You forget option 4.
#4) pay other bills via BB bill pay
Especially things that you'd have to use a check/bill pay for anyway like; student loans, mortgage/rent, car loans, etc.

Wasn't the question about paying the Amex bill?
Therefore I choose door number 1; which I did yesterday to pay my Amex card.
And yes, for most other bills choose door number 4