Originally Posted by
neuromancer
Redemption from the household will keep active all the accounts in it. However, if the person is no longer flying, better to spend his miles first and then ditch the account.
Send your avios to Avios.com or Iberia, leaving exact amount for a redemption, book, then dissolve the household and get surplus the avios back.
In a household account, can you transfer points as you wish from each member? This would bypass the "proportion" allocation when booking on BA.