If your not getn any air then maybe your not holding the edge long enough man, like edging hard is good, but maybe your not holding the edge til the liftoff? I dunno... that was just the mistake I always made.
ALSO be agressive as you can with the kite, fling it up as hard as you can, and only make the pop when it actually begins to pull you upwards, I used to do it b4 the pull started and would end up on my arse

This is why I'm learning to do some consistant jumps before learning backrolls... about half way there at the mo

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By the way I managed to untangle my lines from botany the other day... biggest rats nest dude

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Longy tomoz... I hope, I hate being sick