Tip of the Day Mar 14, 2006 By RL Policar The Archives Ever heard of dooring? Well it can kill you, so pay attention to the following video. Sign up for our Adventure-Packed Newsletter Get our latest touring, commuting and family cycling posts and sales delivered to your inbox! Email* CommentsThis field is for validation purposes and should be left unchanged. This iframe contains the logic required to handle Ajax powered Gravity Forms. Leave a comment. Cancel Comment Your email address will not be published. Required fields are marked *CommentName * Email * Website Notice: It seems you have Javascript disabled in your Browser. In order to submit a comment to this post, please write this code along with your comment: c4fcd9a211b4d592f7a0e7e63d55abdf