BlueAdvantage (PPO)SM Services Authorization Request- adventage lab al 02 09 ,BlueAdvantage (PPO)SM Services Authorization Request Please type/print legibly. Upon completion of this form, please fax to 1-888-535-5243. For a faster response submit online DRG authorization requests via BlueAccessResearch and Citation Resources // Purdue Writing LabThe Purdue University Online Writing Lab serves writers from around the world and the Purdue University Writing Lab helps writers on Purdue's campus.