Jazz2Online contact info
Sometimes a problem isn't covered by the information available on Jazz2Online and you will need to contact a member of the site's administration.
If you have a problem with the site, you should try and use the Request Help page.
If you feel like this isn't enough for solving your problem, you can get in touch with the J2O staff directly, go here.
You can use e-mail, or their messenger contact details or even J2O's native private messaging system.