Hey guys, I am just starting working in London from Summer 2016 onwards. This is why I am starting completely new and do not have a status. However, as I will be travelling internationally in business class to NYC approx. 2-3 times a year and within Europe in economy class approx. 10 times a year, I wanted to ask you for you advice on which loyalty programme to choose.

Questions
(1) What is most important to you in a FFP?
Reply: upgrades on travel, lounge access, free reward flights
(2) How many miles do you usually fly each year & in what class? How many flights/sectors?
Reply: 25000-50000 in business & economy class (50/50)
(3) What types of fares do you usually buy?
Reply: Business for work; lowest economy for leisure
(4) Can you choose your airlines and/or class of service? Do you travel for work and/or pleasure?
Reply: yes, all the time
(5) Which routes and airlines do you fly most often?
Reply: LHR - NYC in business 2-3 times a year; within the EU 10 times a year in economy (mainly LHR/LCY - DUS/FRA)
(6) What is your home airport?
Reply: London LHR/LCY
(7) Do you have FFP status of any kind in OW or other airline? What is it? Do you have any miles banked in a FFP?
(AA Executive Platinum, QF Gold, UA 1K, LAN Comodoro, etc)
Reply: No status; 50 Tier points and 2000 Avios with BA Executive Club
(8) Preferred Airlines? Most common Airlines flown on?
Reply: Due to the Routes mainly BA