If you see any problems in the following sentences, can I have your comments?
Situation: You found out that the info in the ad was wrong when you visited the advertised accommodation.
1. This letter is to express my disappointment at your wrong ad.
2. When I visited your accommodation, I found out a lot of information in your ad was not true.
3. Your ad lied/ or your ad was wrong.
4. Your ad said that self-catering is possible in your accommodation , but I found it impossible.
See my answer to your other post [please do not post twice on the same topic - it becomes confusing!].
You could add to the suggestion made there comments giving details of the misinformation and the reality.