Note: You are currently viewing documentation for Moodle 1.9. Up-to-date documentation for the latest stable version is available here: Forum posting.
The default content of Subject is usually 'Re: <the name of the 'parent' post>'. You can change it though.
There are several tips concerning careful reading, writing and asking you might consider worth following - you will find them on the left-hand side of the Message field.
When writing text in Moodle there are several formats you can choose to produce your text, depending on your expertise and the type of browser you are using. Please refer to Formatting text for further information.
Sharing images through forums
When an image is "attached" as a file to a forum message, it is immediately displayed full size after the message (i.e. no need to click on an attachment). This an excellent way of sharing images without having to go through the process of uploading them as files and linking them from within web pages.
Extra-long posts cause problems when doing a forum search and can be difficult to read on screen. Rather than creating a very long post, consider copying and pasting the text into a text file and add it as an attachment to your forum post.
Post editing time limit
For students, there is a time limit for editing posts, usually 30 minutes. It is set by an administrator in Administration > Security > Site policies.
The Using Moodle forum discussion The philosophy underlying "no editing after 30 minutes" includes reasons why it is a good idea to have a time limit for editing posts.
A mail now checkbox is available for anyone with the capability to manage course activities, normally teachers and admins.