Dear friend you have made and really awesome a post and the important thing which I like in your post is it is so much details and every question is explained so very dead I can easily understand each and everything and the most importantly you have mentioned all types of the air drops important thing to remember is that you have mentioned the method about how can can we see whether it's scamming or not. These methods are really important to know for scamming and even some of them are also don't know before this post so it's great to know I have also participated in this contest well do check my post as well