difficult child is our Gift From God or the children that brought us to this site. Go to the main index and click on the FAQ page. This has a list of frequently used abbreviations and should help you out. Before long, it will be second nature to you. I've found that some of the abbreviations we use have even slipped out in conversations I have in "real life" lol
Welcome aboard by the way. If you feel up to it, tell us about yourself and your difficult child.