List of what kind of content should be here:

List of modules or technology used for a certain project
Project specific details (special settings, configurations, etc)
Instructions using drupal modules we created
Instructions for setting up different features in Zend Studio
Instructions for developers who would be altering code for existing projects they didnt create
Links to our sites, comments related to the work done there
Hard to find information relating to configuring or programming different things which could prove useful to another project

What to put here