Article: The Conversations area is where most group activity happens.  Click on “Conversations” on the group's homepage. Click on “New Topic,” enter a new message and click “Send.”  Click on “Reply to this message” to  post a reply to another member's message. You can add a link to video, for example a YouTube link. You can email the group just as you would email anyone else.  Use the email account that you have designated for Yahoo! Groups. This is most likely your Yahoo email account.   Type groupname@yahoogroups.com into the "To:" field. Replace “groupname” with the actual name of the group. Write your message in the email body and click “Send.” You can add photos as attachments. Find messages, files and photos that have been posted.  While in the group, use the "Search" icon to find older postings.  The "Search" icon looks like a magnifying glass inside a square box. The icon can be seen and used no matter where you are on the page. Once you click the "Search" icon, enter the term/name you want to find. Click "Enter" to see the search results.

What is a summary?
Post to the group via Conversations. Send email to the group. Search previously posted items.