The Chase Mileage Plus Platinum Business Visa just became my sixth Visa from JP Morgan Chase.  It has no annual fee for the first year, and a $75 fee thereafter, but the second year also comes with 6,000 aditional miles.  I earn 2 miles for every dollar spent on United Airlines and 1 mile/dollar spent on everything else.  With my first charge I got a 21,000 mile bonus credit to my United Airlines Mileage Plus Account.  I used to figure the Mileage Plus miles to be worth about $0.02 each based on a ticket to my timeshare in Hawaii being $700 or 35,000 miles.  With higher fuel prices driving...