Copy pasting of other peoples post, spaming, making a post in a wrong child board, going against the rules of campaigns and other things that can make you face some penalties. Keeping away from making mistakes in the forum will save you alot as a new member in the forum, so as to avoid being punished for your ignorance. Knowing the rules of the forum will give you a heads up on how to start at the good side and make use of the benefits found in the forum. Almost everything here in the forum is profitable, so if you don't read to know about them, how will you know they are profitable.
For the forum to be more friendly and interactive, endeavor to read every beginners guide, as it will help a lot.