-get the camera knee height or below.NOTHING OVER THE KNEE
-fisheye, STEADYSHOT OFF!
-i prefer to stop where the rider finishes and not to follow
-try your best to be STEADY
-work out your best/safest route through the line and avoid bumpy paths and rocks.
-take advantage of your fisheye and try to get as CLOSE as you can with the rider.
-always take into account whether the rider is goofy or regular.
-i like keeping the rider in the MIDDLE frame.
PRACTICE ALL THESE TIPS!
and and avoid being behind the rider. try be side by side the rider!