It's possible that our sorting machines damaged the envelope. That happens occasionally to thick letters or letters with a special size. In that case, the sender should choose a reinforced envelope or a parcel.If the sender wants to send an important letter, we advise him/her to use registered mail. The addressee must sign for receipt. The sender can also choose a proof of receipt via text message or email. The sender can also insure the contents of the letter. Note: sending money is forbidden.If you still think that your letter was wrongly damaged, you can report this via the online form at the bottom of this page. Please note: only the sender can receive compensation for damaged mail. Read the General Terms and Conditions.