You may want to include pictures of the property. It can help to get more attention, as well as help to filter out those that are not interested.
1. Start a New Thread
2. Click attachment button. The browser will open a "Manage Attachment" window
3. Browse and upload the image from your computer
4. Back to the "Post New Thread" window
5. Click on the triangle arrow next too the attachment button. It will have your attachment there
6. Click on the image that you want to include in your post.
7. It will show as
[ ATTACH]123456[ /ATTACH]
and will be included as thumbnail in your posting when you submitted the thread