Control your contact preferences. Using LinkedIn, you can set your preferences precisely. You can choose how much people can see in your profile, who can see your connections, and how you want to be contacted.See group members. Right beside the group logo, you will see a link to "See all Members" Just click this, and it will list all of the group members on LinkedIn, numbering nearly 100 people as of August, 2007.
See member profiles and connections. Through LinkedIn you can see members profiles and prior experience. If the member has chosen to, you can also see their connections.
Contact group members according to their preference. For some group members who have allowed it, you can simply click the "send email" button from their profile page. For others you will need to use the LinkedIn "Introduction" feature, which lets them choose how to respond.