This is how you will be submitting your papers. You'll love it once you get comfortable with it, but it may take some practice. Different e-mail programs use different methods. Read the documentation for your particular program to find out the proper method for attaching documents. If these are beyond you, let me know so we can work something out.
Attachments are the most common carrier of viruses.
I use advanced virus-protection software on my computer, so I am well protected and unlikely to infect your computer with my replies. But if you are not using such antiviral software, you may be spreading infections every time you send out an attachment. The wisest course if you own Word is to turn off its Macro feature altogether and never use it. The vast majority of viruses in circulation today are Word macro viruses. It is sometimes on by default.