Note that you can return to this application and update your info at any time. It's a good idea to expound on your business or promotions here, as this information will be readily accessible to attendees through the web portal and provide an excellent opportunity to upsell your wares. You can even add images via url! Make it look good and it will do some of the legwork for you.
You will need a printable logo, preferably 2000 by 2000 pixels.