This is a notice of intent to sole source to IHS Global Inc, 15 Inverness Way East, Englewood, CO 80112, to increase the quantity for Annual Subscription to Seaweb, Movements and Ports Modules from a single user to 2-5, on an existing Purchase Order under FAR Part 13/commercial services. The increase is estimated at $76,414. A solicitation will not result from this notice.