We are really happy to have you. Now you want to get busy and familiarize yourself with the platform.
Keep you keys safe.
Learn how to post properly (so you do not get labelled as a plagiarizer or spammer).
Make friends and if commenting on a post please make sure to actually read it and make comments that are germane to the post.
I try to give this advice to as many new Steemians as I can to make things much easier and so that you have the best experience here that you can.
Welcome new friend have a great time!