Charter operators may include local school districts, institutions of higher education, non-profit corporations, and, in some states, for-profit corporations.
They buy fuel oil from various suppliers, transport, store and blend them and finally deliver to ocean going ships, containers, tanker fleets, time charter operators and marine fuel traders.
The company has created a community of travelers and charter operators using an auction-based mode and the market has become more transparent, more honest, and more efficient.
Some charter operators said that the rules, which required charter schools to include some neighborhood students, and to employ custodial services from the district, did not go far enough.