Purpose: The purpose of the essay is to result in recommendations for how non-profit organizations work with signing new and keeping existing donors can be improved.Methology: The thesis has a hermeneutic view. It does not have the intention to lead to generalizations, although the result could lead to new knowledge, increased  understanding and deepened insight based on well thought-out interpretations. Furthermore, the thesis has a deductive approach. The research method is qualitative and the objectivity has been sustained by not enter personal values and views until the discussion section. It is a case study and semi-structured interviews have been done with two non-profit organizations, two individual donors and three donating/sponsoring companies.Theoretical perspective: The essay proceed from theories in development, fundraising, communication and customer relations.