If you are an INTARG exhibitor last year, log in to your account. The login details are the same as last year.
I get a message that my address already exists in the system
This message means that you have already registered in the system in the past and have an account in it, people who already have an account in the system do not have to register again.
Can username [Login] be an email address?
Yes, this is a common practice, it minimizes the amount of information remembered
What does * mean when describing a field (e.g. Email *)?
This sign means that this is a mandatory field
Another registration problem
Contact the customer service center pomoc@exposupport.pl