Top-level management of a merger or acquisition is very stressful, with consideration of due diligence, managing corporate culture and defining the future direction the new company is to move in. Outsourcing of the IT integration and testing function could be one way of alleviating some of the pressure faced by those in charge, particularly when such projects need abject objectivity, something which is often difficult to source internally. The main issues that organizations face when merging their IT systems include maintaining business as usual, data migration (and the subsequent security concerns), compliance and the politics involved.