From the BRCA manual. I think we should use the BRCA standard.
staggered starts for the qualifying rounds. The start order within heats
for Round one can be chosen by random order, or alternatively can be based on Championship positions
within each Heat. After the first Round the start order for subsequent rounds will be determined by each
driver’s fastest time.
http://www.brca.org/Sections/off_e_1...0rules.pdfer’s fastest time.