Association for India's Development, Inc. (AID) is a voluntary non-profit organization committed to promoting sustainable, equitable and just development in India, by working with grassroots organizations and movements in India. AID supports and initiates efforts in various interconnected spheres such as education, livelihoods, natural resources, health, women's empowerment and social justice.
In their Tsunami Releif report 4 they detail the work done so far by them and also detail an outline of their long term plans. Here is an excerpt from it.
''.........Here the situation is very different. With so many NGOs interested in working here, there is almost a competition for NGO space! If you don’t do something, someone else will. If you don’t build the temporary shelter today, by next week someone else will. If you don’t start repairing boats now, day after there will be others who will repair boats. How does one think of long term plans in this context? In our team we did an exercise to address this question. We asked ourselves “Let’s say all our volunteers, and all our supporters close their eyes and go off to sleep. Exactly one year later we all suddenly wake up. What would we find had happened? What would NOT have happened because we were asleep?” The logic was that the things that would not have happened because we were asleep are exactly the areas we must focus on. Those are the areas that “need” us. ...''
I don't know whether this description is valid for Sri Lanka. Nevertheles there are many interesting and relevant ideas in this report that can be adopted by organization working on recovery efforts in Sri Lanka.