Help Authoring Forums and Conferences
Here you will find links to popular forums and groups dedicated to help authoring and technical writing-related techniques and issues.
Technical Writing World
A social network for technical communicators.
Help authoring tools and techniques (HATT), a popular discussion list about help tools and related topics.
TECHWR-L Email Discussion Groups
Online community on technical communication.
Download a Help Authoring Tool
If you a looking for a suitable tool to create your help file, you can view the Choosing a Help Authoring Tool section for the list of features that you may need to complete a particular project.
Also you can download one of the recommendable help authoring tools which includes support for multiple help formats, an easy-to-use UI, and advanced features such as conditional text.