@Yvonne...
To join a group, click on the name of one of the discussion groups (listed above). That will take you to the Google Group page for that group. This is what you'll see:
"NCCA_Fellowship (or whatever the short name of the group is)
You must be a member of this group to view and participate in it.
Apply for membership or contact the owner."

Click on "Apply for membership." That will bring up a window called "Apply to join the NCCA_Fellowship group" Click on the blue rectangle at the bottom labeled "Apply to join this group." You should be approved to join within 24 hours.

Once you're a member, you can participate by sending an email to the group (ncca_fellowship@googlegroups.com). Whenever someone else does the same, it will go to your email in-box.

If you'd like to see past discussions for a particular group, you can go to the Google Group page for that discussion group. The easiest way to get there is to click on the name of the discussion group listed above.