The trade site itself tells you that there are lots of risks involved, so the answer is yes there are risks involved and also profits. This is based on your skills and how lucky you are. You may have the skills, but sometimes you won’t be too lucky to earn profit and might just end up losing. Having the right skills just reduces the rate of loss you will encounter, cause you will be able to know sometimes, when to invest and when not to . That’s just the importance of having the right still. There are lots of places you can study trading and I don’t bitcointalk forum is the right place. It’s best to study it offline.