Re-branch ground trade to Fg
Chief Bottle Washer
You need to contact your Branch and Trade Advisor, plus your Career Manager, to see if you would be released if successful at OASC. Even then, only the best candidates are taken forward in small batches every 6 months - so passing OASC is no guarantee of a training place. Air Sec Staff Instruction 613 applies.
Seems to be getting quite the norm on many forums these days where people join - ask a question and then just disappear.