At the 2014 NBAA International Operators Conference Robin Leach and Pat Dunn delivered the South Pacific presentation which included a list of common mistakes made by business aviation flight crews flying the SoPac routes. Here is an abridged version: Not updating ETAs when early or late by at more than three minutes. Not reporting reaching new assigned flight level when cleared to change. (Until verification is received, ATC blocks off intermediate flight levels.)
The Oceanic Division of Oakland Air Route Traffic Control Center extends from the U.S. West Coast to 130 deg. E longitude and from 05 deg. South latitude to just above 56 deg. N latitude, covering a staggering 18.7 million sq. mi. of the Eastern Pacific Ocean.
The Piston Aviation Fuel Initiative, a joint industry-government partnership, could result in a technically feasible and economically viable unleaded avgas.