Following are some sites on the Web that deal with collection development for virtual libraries. They provide information that you may find of use for discussion and to help you in developing your virtual library.
ACQWEB's Collection Development Site
This site has links to several general collections development sites as well as links to sites on selecting web resources.
Collection Development and the Internet
This site is a brief handbook for recommending officers in the Humanities and Social Sciences Division at the Library of Congress. It has many valuable links to collection developmet resources.
Cyberlibrarians' Rest Stop: Web Searching, Sleuthing and Sifting
This site offers free web searching tutorials on a variety of topics including looking for images, using search directories and search indexes and metasearch utilities. You can sign up for specialized web courses.
Untangling the Web - Collection Issues and Overview
This site provides an introduction to a panel discussion including an overview of the collection management issues faced by digital libraries.