At the top right corner of the home page next to "about" and "faq" you will find the "login" link.
There are two main methods for logging in. The first is through the OpenID service. OpenID is a safer, faster, and easier way to log in to web sites. You can learn more about OpenID and sign up for an account [here].
Alternatively, you can also log in with your local OSQA username and password. You must sign up for an OSQA account to create a username and password.
Your personal settings and information are in your profile. If you are logged in you should see your user name in the top right corner of the home page next to the log out link. Clicking on your user name will take you to your profile page.
From here you can see your karma score, links for editing your profile and navigation tabs
Think of Karma as your good citizen rating. A high Karma score tells others that you participate regularly and in a responsible way. Not only does it tell other users that they can trust you it tell the website it can trust you. The higher the Karma score a user has the more privileges a user has.
There are two links that allow you to edit your profile. The "Update Profile" link is where you can change what you want to tell others about yourself. You don't have to tell other anything but it will be easier for other to trust and accept your opions if they don't feel you are hiding anything.
The other editing link is called "Authentication Settings." Simply put, here is where you can change your password. Which is a good idea from time to time.
The navigation tabs allow you to see what you have been up to and what kind of rewards you have earned. Use these tool to help gauge where you are and how to make yourself better.
To post a question click on the "ask a question" tab at the top right of the page.
The title and body are similar to that of an email. However, the body of a post can be formatted by using what is called a markdown language.(http://en.wikipedia.org/wiki/Markdown for more information on markdown languages).
For example, you could put two "*" on ether side of some portion of your text to make it **bold**.
Tags are words that will tell others what this question pertains to. In short these words will help other find your question. After all, if no one finds the question no one can answer it. Your question can have up to five tags but it must have at less one.
Just in case it wasn't obvious, you will need to submit your extremely valuable question by clicking the "Ask Your Question" button.
To answer a question posted by yourself or others all you need to do is fill out the area below the question exactly the same way you would fill out a question.
To add a comment to any kind of post click on the "add comment" link. It will be located below and to the right of the post. After the link has been click It will display a box for you to enter your comment.
To vote on something simply click on the thumbs up or thumbs down. Voting is an important part of the community and it can help build your reputation.