It depends on how you use them, think about what you are going to say. Outside of illegal acts most any topic is allowed on here. He way you go about it might be a problem. All we ask is for everyone to be a little professional when you post.
We are not all the same person with the same likes and dislikes, we will have differences. Be truthful but be polite in your posts. Again, nothing wrong with disagreeing with each other, keep the name calling, direct attacks etc off of he posts here.