But Clyde's message warned him that something dangerous was under way.
The painted messages on the diner and the beating should have been warning enough.
The bilingual message warned that students who are arrested could face a $250 fine.
The message warned their rivals that they had only 24 hours to leave the area before they were killed.
The message warns Alex that they are both being watched.
The greeting message warned the hacker that someone had noticed him.
The message on the wall is warning that confirms the Doctor's worst fears.
An earlier message had warned him to expect the call, and he'd been able to guess much when he learned who the caller would be.
Another message about two weeks later warned that if he did not get the money in three days, the war will expand.
A message sent to the police has warned of a bomb being planted outside a busy department store in London today.