Invitation cards/Invitation code One of the most effective ways of promoting your participation in the fair is to distribute a invitation code to your customers. They in their turn will then be able to pre-register their visit at the fair on the web site for www.elmia.se and will then be supplied with a ticket that ensures them a free entrance to the fair. In this way it will be possible for you to promote your participation in the fair in cost efficient way towards your customers, new as well as old ones. Log on the website using your login details and here you will find your invitation code.