Police stations are open around the clock. You can always submit a report online. In particularly serious cases, the Landeskriminalamt NRW can be reached under:
0211 / 9394040.
If you have become a victim:
Collect evidence
Evidence can be used to establish what happened. Every trace of evidence is a chance to find the perpetrator.
Evidence can include:
Emails, log files, screenshots, profiles, web addresses, bank details…
Two different interests – two different paths
Offenders should be investigated
Prosecution (German Criminal Code …)
Responsibility of: Police and State Prosecutor
You can file a police report online.
You can contact the criminal police or the office of the State Prosecutor.
You can file a complaint at a police station near you around the clock.
Compensation
Civil rights (German Civil Code …)
Responsibility of: Lawyer, Consumer Protection, etc.
You can engage a lawyer.
You can get advice from Consumer Protection and they can put you in touch with a lawyer.