Jemba notes is usually RA.
How it works is similar to the way Rocky was run for many years.
If you have lots of courage (or lack some other things) you assume the notes are accurate, reliable and that your driving style meshes. Then you can fully commit to the notes.
Unfortunately as at least three of us proved at Rocky on a certain left over crest coming down Powderface, that is not always the case - or the best strategy.
You and Martin will love LSPR - just bring lots of fuel assuming they run stages like Passmore and Far Point. Foot on floor = lots of fuel burnt and lots of fun.