Answer:
Teenage girls are pros at creating me. Learn me in classes.
I have three feet but no arms or legs
Never ahead, ever behind, yet flying swiftly past, for a child, I last forever, for adults, I'm gone too fast.
What room do ghosts avoid?
The sun bakes me, the hand breaks me, the foot treads on me, and the mouth tastes me. What am I?
If you can get this professional's attention you can get where you need to go for a price.