At the SLO Genealogical Society "Implementing Professional Standards" discussion group in July, we discussed how to write a research plan. Here are some helpful links:
"Think Like a Detective -- Developing a Genealogy Research Plan"
"Crafting a Genealogy Research Plan" -- good video
"Analysis and Research Plan" - Samuel Witter example link on this page
"Sample Family History Research Plan"http://www.familytreemagazine.