Below are quick links to useful industry information on the web.

Industry outlooks:

BP energy outlook - BP long-term perspective on industry trends

EIA annual energy outlook - Annual long-term outlook for the energy industry in the US prepared by the US Dept of Energy

IEA medium term market report - global oil market outlook

OPEC world oil market outlook - global oil market outlook

Industry data:

Assays - publicly available assays for common crudes

Product specifications - regional product specifications from price reporting agencies and pipelines

Regular industry publications:

IEA oil market report - monthly report of global oil market statistics

OPEC monthly oil market report - monthly report of global oil market statistics