From http://www.mysqluc.com/pub/w/35/register.html
Special Discounts (for the MySQL User Conference)
You may combine a special discount (see below) with the Early Registration Pricing during the Early Registration period to save even more!
Full Time Student | 65% off with proof of status, a copy of ID & class schedule. |
Academic Instructor | 50% off with proof of full time academic instructor status on organization letterhead. |
Academic Staff | 25% off with proof of full time academic employee status on organization letterhead. |
Company Team Discount | 10% off per person if you register 3 or more people from one company. |
Federal Government Discount | 10% off with proof of agency connection. |
User Group Members | User Group discounts are available. |
Alumni | Have you been a paid attendee at a previous O’Reilly conference or the MySQL Users Conference? If so, you are eligible for a 20% alumni discount. |
Note: the conf will always provide the highest possible discount, however, more than one discount is NOT allowed.