interesting.

i spent too little money normally. so, this could be very useful to get enough spent for signing bonus.
if i do 12 citi aa card a year, each with 750 spent, that is like 10000. it seems hopeless to me to spend so much on credit card. paying 3% (300）　ＩＳ　ＮＯＴ　ＭＵＣＨ　ＡＴ　ＡＬＬ．