Credit card benefits transformed a 14-hour flight to Taiwan into a luxurious experience with business class and airport lounge access.

Called collateral from various series increased to 6.0%, from 4.0%, while weighted average seasoning increased to 3.15 months from 2.82 months.

For a steep price, the original premium card gives you 5X points on certain flights and hotel stays, hundreds of dollars a year in credit for travel and shopping, and a suite of perks for high-end ...