Many people who have been burgled would like to give the criminals a piece of their mind.
That's exactly what one woman from Northampton has done, after her home was broken into this weekend.
But Kate Barrett's message isn't what you'd expect - she's left the burglars a sarcastic 'thank you' note.
Click below to watch a report from ITV News Anglia's Elodie Harper
When Kate Barrett and Dan Owens were burgled this weekend, it came as a terrible shock.
While she was cleaning up the mess the burglars left behind, Kate decided to cheer herself up - by writing the robbers a letter. You can read it in full below:
Northamptonshire Police are investigating the crime - and are appealing for witnesses.