Foundation services are those services that are included with all the solution components. Services outside of the foundation are part of other individually (or packaged) licensed products.
If you would like to find out which LiveCycle ES 8.2 services are available with the Foundation and which services come with other licensed products, keep this document bookmarked: http://help.adobe.com/en_US/livecycle/8.2/solutioncomponents_services.pdf
