Originally Posted by David-A

Transferring Avios between your accounts in the various schemes that use Avios (i.e. BAEC, Iberia Plus, Avios.com(Previously Airmiles UK)) does NOT count as activity.

Originally Posted by jerry a. laska

From the T and C's:
12.3. If a Member has not earned or redeemed Avios Points or purchased or transferred Avios Points in accordance with the appropriate Conditions of Use for 36 consecutive months, all Avios Points that has accrued to that date will expire.