The order of interaction with dao.ad was as follows:
1. Registered in the service.
2. Paid for advertising with them.
3. Advertising didn't go.
4. Requested money for withdrawal.
5. My account was removed.
Appeals to support service with a question about the reason for removal of my account were completely ignored.
Conclusion: SCAMMERS!
This review reflects the subjective opinion of the user, and not the official position of the editors.