A bit of background: My partner and I are Americans who live in Spain most of the year. We've been Diamonds on Delta, and were happy until the domestic upgrades started to disappear. Now we're looking elsewhere.

Your feedback and suggestions would be very much appreciated.

(1) What is your home airport?
MAD, VLC, BCN, LHR

(2) How many miles do you usually fly each year & in what class?
125k-plus


(3) What types of fares do you usually buy ? ( First, Business, Economy etc.)
Cheapest upgradable

(4) Can you choose your airlines and/or, class of service?. Do you travel for work and/or pleasure?
We travel for pleasure and can select our own airlines

(5) Which routes do you fly most often (US Domestic, Transpacific, Kangaroo, in Asia etc)
MAD - SEA
LHR - MEL/SYD
LHR - EZE
And anyplace there is a good fare.

(6) Do you have FFP status of any kind of OW or other airline at present? What is it? (AA Executive Platinum, QF Gold, UA 1K, LAN Comodoro, etc)

Diamond, Delta

(7) What is most important to you in a FFP?

a. International upgrades
b. Domestic upgrades
c. Personalized service, especially where their is a disruption on the journey
d. Quality of food and service onboard