You could purchase more than one passport, but it would have to be registered to someone. Each passport registered to one person.

sell licenses instead of tickets. One license per person. Confirm identity upon event entry. License is non-transferable. Can be returned to burning man if one can't attend. BM will refund full or partial... BM can resell to those on waiting list. Scalpers taken out of the equation. Call it a "BRC P...