Ensure that you article has a clear and explanatory title that highlights the central idea or theme of your research (more details in our How to... promote your work guide).
Select a category of paper which best suits the nature of your paper from:
Form in which to submit your paper
Usually hard copy plus [the same] electronic version saved as Word, Wordperfect, Rich Text Format (.rtf) or TEX/LATEX and sent either as an email attachment, or CD-ROM or even on a 3.5" disk. Check individual journal's Author Guidelines before sending!
If you make last minute alterations to the electronic version, you will have to print it out again to ensure that the two versions are identical.