This document provides examples of using additional MARC fields to enhance the discoverability of e-resource records. It demonstrates using field 793 to identify e-resource packages, field 910 to record cataloging details, and formatting field 505 contents notes and 520 summaries to improve keyword searching. Tips are included for fixing machine-generated notes and quickly generating 505 and 520 fields by copying from print records or publisher websites. Best practices are outlined such as checking indexed fields and avoiding subjective summaries.