IGNOU offers a certificate course in copyediting and proofreading, which is of 6 months’ duration. Details are available on the site: http://www.ignou.ac.in

Symbiosis Distance Learning Programme offers a 1 year Post-Graduate Diploma in Instructional Design. The site is http://www.scdl.net/pgdid.asp

Being an accredited proofreader and belonging to a socity for proofreaders and editors sure helps:Check out http://www.sfep.org.uk/pub/faqs/fproof.asp