The Greenlighter's Guide is an attempt to bring together some additional information to help those who are curious about how things work. You don't need to read the whole thing, but just skim through and get an idea of what is available so you will know where the information is when you might need it.
The Blog system gives you your own personal space at Bluelight. Depending on how the administrator has configured the blog, you will be able to create your own entries and control who may view them.