To join a group such as Real Estate, click on the group, then in the upper right of the group page just under the banner picture, next to your name click on +Join Real Estate and you are a member! Being a group member lets you post to the group and also permits you to receive email notifications from that group about events and other info that may not be posted on Location19 itself.
There is a ton of information you can search for and read through on Location19. Be sure you make use of the search options.
It's a good idea to subscribe to the Daily Email Digest so you receive an update of new activity on the site even if you don't check Location19 every day. You can also find a list of new information posted by looking at the Latest Activity column on the right side of the Main page.
I look forward to your participation. If you have any questions don't hesitate to call Marian or me at 328-4271.