There are three ways in which users can increase their level, via writing articles or via answering questions, or both.
Your primary job as an Ambassador is to kick off thoughtful discussion threads around products, services.
Your discussions can be on any topic in Knoji's category system.
Here are some examples of the types of discussions you'll be starting: To check this, first click the link and check that the coupon can be applied and does provide the discount described.
Then, in a different browser, open the vendor's site (without using the Knoji link) and check whether that same discount is available to any user by default.