Originally Posted by
neuromancer
I'm not sure I understand the question. It depends on where you want the avios to end up or what you want to do with them. If you want to book Iberia or Vueling flights, you can leave them in IB+. For any other flights it's better to transfer to BAEC (after you wait 90 days)
I'd like them in BAEC, although I've heard that the points can get lost.