Please register your software otherwise you will receive no help.
If you have trouble registering, please contact the helpdesk.
If you have already registered the software under a different username, contact the helpdesk to have the user accounts merged.
Sorry if this doesn't answer your question, but we're pretty strict about this. Registering also tells us what versions of Trainz you have and we can then further suggest where to download content and provide additional support.
John