Since the TSA account is a public one, viewable by anyone, with or without a Twitter account, this move is not going to prevent Agent Smith from seeing tweets from the account.
Hamptons International, another estate agent, estimates that the British now account for around 60% of foreign buyers in certain areas of southern Spain and Portugal.
Among the evidence the prosecution says it will use against the former agent are letters to and from the Russian intelligence agency, a statement from his Swiss bank account and recordings of his conversations with the Russians.