Obtain pool

Obtain freely or buy a pool of items (which may contain a single item).

Related items
This concept is found in the following usecases:
 * is found in::Purchase individual questions or question banks
 * is found in::Purchase individual tests or test banks

This concept is a subclass of the following concepts:
 * is a subclass of::Exchange

This concept is found in the following software:
 * is found in::TOIA AMS v1.0
 * is found in::WebCT