Twitter used to be the “go-to” way of getting personalized customer service, and with some brands it still is. Many companies assign super competent agents to deal with twitter, and empower them to cut through bureaucracy to solve problems.
Not all do however. And some just follow the ‘first rule of social media’ which is to try to get customers to stop blasting the company as quickly as possible. The easiest way to do that is to get the customer to ‘take it to DM’.