General articles on getting published in ELT
30 ways to get ahead in ELT publishing
Getting published in TEFL – why, what, where and how
Getting writing work from publishers
Articles on writing ELT articles
How to write and publish TEFL articles
70 easy articles that every TEFLer could write at least one of
20 more links including more on these plus publishing reviews, textbooks and blog posts here:
Getting published in English Language Teaching articles and other useful links