This London School of Economics and Political Science blog post provides "a structured set of suggestions for what an abstract should include, and what should be kept to a small presence" (¶1, retrieved 2014.12.22).
"Patrick Dunleavy outlines seven upgrade strategies for a problematic article or chapter: Do one thing well. Flatten the structure. Say it once, say it right. Try paragraph re-planning. Make the motivation clearer. Strengthen the argument tokens. Improve the data and exhibits." (deck, 2014.12.19)