Gather any and all evidence you have regarding the complaint you want to make to Watchdog. Should Watchdog decide to investigate your complaint in one of their investigations, they will need as much information and evidence as possible.
Write a detailed letter explaining your complaint. Include the name, address and contact information about the company or person you are complaining about. Tell your story; how you were mistreated, scammed or otherwise taken advantage of.
Make copies of letters, invoices or other forms of evidence you have to support your complaint and send them in with your letter. Mail your letter to:
Watchdog
MC4 C5, Media Centre
Wood Lane, London W12 7TQ
Scan any documents you have as evidence and attach them to your letter of complaint in an email and send it to [email protected].