Are your students having problems with their writing skills? Are they getting mixed up with their persuasive arguments and narratives?
Does this make you want to pull out your hair? Well don't go and by that miracle hair grow formula yet because there are others out there just like you.
What they have done is to Blog about it on a site called The Writing Teacher it is filled with tips and tricks to help you aid and guide your students to write better, more efficiently and up to grade level.
There are lots of additional research on the site as well so that you can go out and see what others have done too.