If you buy a ticket book in Dream Home Art Union (the new name of RSL Art Union) draws, you may be eligible for bonus tickets. (How much depends on the value of the ticket book you choose and will be displayed at checkout.)
If your ticket book includes bonus tickets, your bonus tickets will automatically be included with your total ticket allocation.
For more info on ticket bonuses please see the Dream Home Art Union (the new name of RSL Art Union) Terms and Conditions.